Searching for the best Best Aeg Under 400 from top brands like Lancer Tactical, but unsure where to start? We’re here to help. After extensive research, we’ve selected the top Best Aeg Under 400 and also created a buying guide to assist you in choosing the right one.
We evaluated and tested numerous top-rated products to compile this list of standout Best Aeg Under 400. Our top recommendation is Lancer Tactical Best Aeg Under 400 because of its unmatched performance, quality, and value. However, we have more great options below if you want to explore further. Check out our buying guide as well for expert tips on selecting the ideal Best Aeg Under 400 to suit your needs and budget. With our research backing you, finding your perfect match will be easy.
Editor's Choice
Lancer Tactical Gen 2 M4 SD Blue Carbine Combo Airsoft AEG Rifle with Red Dot Sight (9.6v Nimh
Premium Pick
Lancer Tactical Gen 3 Programmable Trigger Hellion MLOCK 13" Lightweight Durable Polymer M4 Airsoft
Budget Pick
Lancer Tactical Gen 3 Programmable Trigger Archon MLOCK 9" Lightweight Durable Polymer M4 Airsoft
Top 10 Best Aeg Under 400
We researched and compared the top products in the Best Aeg Under 400 category to provide you with these recommendations.
1. Lancer Tactical Gen 2 M4 SD Blue Carbine Combo Airsoft AEG Rifle with Red Dot Sight (9.6v Nimh
- This new wave of LT-15 are the same as the beloved LT-15 except they are now spiced up with blue accents that provides a more unique look
- The Lancer Gen 2 is a full polymer construction that is very lightweight and extremely durable compared to metal or aluminum
- Full metal Version 2 gearbox has a quick change spring system that allows for quick and easy spring changes to easily adjust FPS to meet any field requirements
- The gearbox uses ultra smooth 8mm ball bearings with an 18:1 steel gear ratio, and a 18k RPM high torque motor that provides reliable and consistent performance
- The polished 6.03mm tightbore inner barrel offers improved range and accuracy
- Full length 20mm picatinny rail that allows the user to mount optics, lights, lasers, PEQ boxes as well as other 20mm picatinny accessories
- Picatinny handguard provides plenty of rail space to mount any picatinny accessories
- Flip-up front and rear iron sights with a quick deploy mechanism allows for easier target acquisition
- Retractable stock with multiple positions that meets comfort for shooters of any size
2. Lancer Tactical Gen 3 Programmable Trigger Hellion MLOCK 13" Lightweight Durable Polymer M4 Airsoft
- LIPO BATTERY & CHARGER INCLUDED IMPORTANT CARE INSTRUCTIONS: A LiPo battery and compatible charger are included, delivering fast trigger response and sustained rate of fire. IMPORTANT: Never fully discharge your LiPo to 0% doing so may permanently damage the battery and prevent future charging. Begin charging when performance drops noticeably. After each use, charge promptly, then remove the battery from the device to prevent over-discharge during storage
- HIGH-PERFORMANCE QUICK-CHANGE SPRING SYSTEM: Shoots at 380400 FPS right out of the box, delivering consistent velocity for competitive airsoft play. The tool-free quick-change spring system lets you swap spring weights in minutes without disassembling the entire unit ideal for field-legal adjustments between games or venues
- FULLY PROGRAMMABLE ETU WITH FAST-RESPONSE TRIGGER: Equipped with a Zion Arms programmable Electronic Trigger Unit (ETU), offering customizable burst modes including semi, 3-round burst, and full-auto. Paired with the Lancer fast trigger for near-zero trigger lag giving you a competitive edge in rapid-fire engagements
- REINFORCED GEN-2 METAL GEARBOX PRECISION INTERNALS: Features a reinforced metal Gen-2 gearbox housing ultra-smooth 8mm ball bearings, an 18:1 steel gear set, a steel-tooth polycarbonate piston, and a bearing spring guide. Driven by a 19,000 RPM high-torque motor and a rotary hop-up unit for consistent, reliable performance shot after shot
- FULL POLYMER BODY + 6.03MM TIGHTBORE INNER BARREL: Constructed from high-strength full polymer for a lightweight yet battle-ready build that can take hard use in the field. The precision-polished 6.03mm tightbore inner barrel tightens BB groupings and extends effective engagement range giving you noticeably improved accuracy over standard bore barrels
- DEANS CONNECTOR SPACE-SAVING BATTERY COMPATIBILITY: Pre-wired with a Deans (T-plug) connector for a low-resistance, space-efficient connection that fits high-capacity stick batteries and larger LiPo packs with ease. Reduces internal heat and voltage drop under sustained fire
- ERGONOMIC PISTOL GRIP + QUICK-DEPLOY FLIP-UP SIGHTS: The textured pistol grip features aggressive side panel texturing and front/back strap serrations for a confident, non-slip hold in any conditions. Upgraded flip-up front and rear iron sights deploy instantly with a quick-release lever providing reliable backup aiming without tools or extra setup time
- 140-ROUND MID-CAP MAGAZINE INCLUDED JAM-RESISTANT FEEDING: Comes with one high-speed 140-round mid-capacity magazine engineered for consistent, reliable BB feeding under rapid-fire conditions. The anti-jam internal spring design keeps rounds moving smoothly, reducing misfeeds during intense play no speed loader required for a standard fill
- Important Notice The additional spring is not included The item ships without an extra spring Some units may still include an older manual that mentions an additional spring but please refer to this listing the extra spring is not included
- Important Notice The additional spring is not included The item ships without an extra spring Some units may still include an older manual that mentions an additional spring but please refer to this listing the extra spring is not included
3. Lancer Tactical Gen 3 Programmable Trigger Archon MLOCK 9" Lightweight Durable Polymer M4 Airsoft
- LIPO BATTERY & CHARGER INCLUDED IMPORTANT CARE INSTRUCTIONS: A LiPo battery and compatible charger are included, delivering fast trigger response and sustained rate of fire. IMPORTANT: Never fully discharge your LiPo to 0% doing so may permanently damage the battery and prevent future charging. Begin charging when performance drops noticeably. After each use, charge promptly, then remove the battery from the device to prevent over-discharge during storage
- HIGH-PERFORMANCE QUICK-CHANGE SPRING SYSTEM: Shoots at 380400 FPS right out of the box, delivering consistent velocity for competitive airsoft play. The tool-free quick-change spring system lets you swap spring weights in minutes without disassembling the entire unit ideal for field-legal adjustments between games or venues
- FULLY PROGRAMMABLE ETU WITH FAST-RESPONSE TRIGGER: Equipped with a Zion Arms programmable Electronic Trigger Unit (ETU), offering customizable burst modes including semi, 3-round burst, and full-auto. Paired with the Lancer fast trigger for near-zero trigger lag giving you a competitive edge in rapid-fire engagements
- Unlike the Gen 2, the Gen 3 are now equipped with a deans connector that helps with saving more space for higher capacity batteries
- FULL POLYMER BODY + 6.03MM TIGHTBORE INNER BARREL: Constructed from high-strength full polymer for a lightweight yet battle-ready build that can take hard use in the field. The precision-polished 6.03mm tightbore inner barrel tightens BB groupings and extends effective engagement range giving you noticeably improved accuracy over standard bore barrels
- DEANS CONNECTOR SPACE-SAVING BATTERY COMPATIBILITY: Pre-wired with a Deans (T-plug) connector for a low-resistance, space-efficient connection that fits high-capacity stick batteries and larger LiPo packs with ease. Reduces internal heat and voltage drop under sustained fire
- ERGONOMIC PISTOL GRIP + QUICK-DEPLOY FLIP-UP SIGHTS: The textured pistol grip features aggressive side panel texturing and front/back strap serrations for a confident, non-slip hold in any conditions. Upgraded flip-up front and rear iron sights deploy instantly with a quick-release lever providing reliable backup aiming without tools or extra setup time
- 140-ROUND MID-CAP MAGAZINE INCLUDED JAM-RESISTANT FEEDING: Comes with one high-speed 140-round mid-capacity magazine engineered for consistent, reliable BB feeding under rapid-fire conditions. The anti-jam internal spring design keeps rounds moving smoothly, reducing misfeeds during intense play no speed loader required for a standard fill
- Important Notice The additional spring is not included The item ships without an extra spring Some units may still include an older manual that mentions an additional spring but please refer to this listing the extra spring is not included
- Free float licensed MLOCK handguard that provides ample space to mount your favorite MLOCK compatible accessories Note: Included magazine may be a different style than the photos shown depending on current production batches-Compatible fit and feeding performance are the same
4. Lancer Tactical Gen 3 SPR Interceptor M4 Airsoft with Programmable Mosfet/ETU-Electric
- LIPO BATTERY & CHARGER INCLUDED IMPORTANT CARE INSTRUCTIONS: A LiPo battery and compatible charger are included, delivering fast trigger response and sustained rate of fire. IMPORTANT: Never fully discharge your LiPo to 0% doing so may permanently damage the battery and prevent future charging. Begin charging when performance drops noticeably. After each use, charge promptly, then remove the battery from the device to prevent over-discharge during storage
- HIGH-PERFORMANCE QUICK-CHANGE SPRING SYSTEM: Shoots at 380400 FPS right out of the box, delivering consistent velocity for competitive airsoft play. The tool-free quick-change spring system lets you swap spring weights in minutes without disassembling the entire unit ideal for field-legal adjustments between games or venues
- FULLY PROGRAMMABLE ETU WITH FAST-RESPONSE TRIGGER: Equipped with a Zion Arms programmable Electronic Trigger Unit (ETU), offering customizable burst modes including semi, 3-round burst, and full-auto. Paired with the Lancer fast trigger for near-zero trigger lag giving you a competitive edge in rapid-fire engagements
- REINFORCED GEN-2 METAL GEARBOX PRECISION INTERNALS: Features a reinforced metal Gen-2 gearbox housing ultra-smooth 8mm ball bearings, an 18:1 steel gear set, a steel-tooth polycarbonate piston, and a bearing spring guide. Driven by a 19,000 RPM high-torque motor and a rotary hop-up unit for consistent, reliable performance shot after shot
- FULL POLYMER BODY + 6.03MM TIGHTBORE INNER BARREL: Constructed from high-strength full polymer for a lightweight yet battle-ready build that can take hard use in the field. The precision-polished 6.03mm tightbore inner barrel tightens BB groupings and extends effective engagement range giving you noticeably improved accuracy over standard bore barrels
- DEANS CONNECTOR SPACE-SAVING BATTERY COMPATIBILITY: Pre-wired with a Deans (T-plug) connector for a low-resistance, space-efficient connection that fits high-capacity stick batteries and larger LiPo packs with ease. Reduces internal heat and voltage drop under sustained fire
- ERGONOMIC PISTOL GRIP + QUICK-DEPLOY FLIP-UP SIGHTS: The textured pistol grip features aggressive side panel texturing and front/back strap serrations for a confident, non-slip hold in any conditions. Upgraded flip-up front and rear iron sights deploy instantly with a quick-release lever providing reliable backup aiming without tools or extra setup time
- Lipo Battery & Charger Included- Provide you with an increased rate of firepower and a rapid trigger response time. Note: Please charge the battery in time after use, and then remove the battery from the device to avoid continuous discharge of the battery, resulting in too low voltage to charge
- Important Battery Charging Reminder-Kindly be advised that it is crucial to avoid letting your LiPo battery reach a fully depleted state (0% charge). Charging the battery from this point may result in irreparable damage, rendering the battery incapable of being charged again. To ensure the longevity of your battery, we recommend initiating the charging process when you notice a drop in performance rather than waiting until the battery reaches 0%
- Important Notice The additional spring is not included The item ships without an extra spring Some units may still include an older manual that mentions an additional spring but please refer to this listing the extra spring is not included
5. Lancer Tactical Gen 3 Programmable Trigger Hellion MLOCK 10" Lightweight Durable Polymer M4 Airsoft
- LIPO BATTERY & CHARGER INCLUDED IMPORTANT CARE INSTRUCTIONS: A LiPo battery and compatible charger are included, delivering fast trigger response and sustained rate of fire. IMPORTANT: Never fully discharge your LiPo to 0% doing so may permanently damage the battery and prevent future charging. Begin charging when performance drops noticeably. After each use, charge promptly, then remove the battery from the device to prevent over-discharge during storage
- HIGH-PERFORMANCE QUICK-CHANGE SPRING SYSTEM: Shoots at 380400 FPS right out of the box, delivering consistent velocity for competitive airsoft play. The tool-free quick-change spring system lets you swap spring weights in minutes without disassembling the entire unit ideal for field-legal adjustments between games or venues
- FULLY PROGRAMMABLE ETU WITH FAST-RESPONSE TRIGGER: Equipped with a Zion Arms programmable Electronic Trigger Unit (ETU), offering customizable burst modes including semi, 3-round burst, and full-auto. Paired with the Lancer fast trigger for near-zero trigger lag giving you a competitive edge in rapid-fire engagements
- REINFORCED GEN-2 METAL GEARBOX PRECISION INTERNALS: Features a reinforced metal Gen-2 gearbox housing ultra-smooth 8mm ball bearings, an 18:1 steel gear set, a steel-tooth polycarbonate piston, and a bearing spring guide. Driven by a 19,000 RPM high-torque motor and a rotary hop-up unit for consistent, reliable performance shot after shot
- FULL POLYMER BODY + 6.03MM TIGHTBORE INNER BARREL: Constructed from high-strength full polymer for a lightweight yet battle-ready build that can take hard use in the field. The precision-polished 6.03mm tightbore inner barrel tightens BB groupings and extends effective engagement range giving you noticeably improved accuracy over standard bore barrels
- DEANS CONNECTOR SPACE-SAVING BATTERY COMPATIBILITY: Pre-wired with a Deans (T-plug) connector for a low-resistance, space-efficient connection that fits high-capacity stick batteries and larger LiPo packs with ease. Reduces internal heat and voltage drop under sustained fire
- ERGONOMIC PISTOL GRIP + QUICK-DEPLOY FLIP-UP SIGHTS: The textured pistol grip features aggressive side panel texturing and front/back strap serrations for a confident, non-slip hold in any conditions. Upgraded flip-up front and rear iron sights deploy instantly with a quick-release lever providing reliable backup aiming without tools or extra setup time
- 140-ROUND MID-CAP MAGAZINE INCLUDED JAM-RESISTANT FEEDING: Comes with one high-speed 140-round mid-capacity magazine engineered for consistent, reliable BB feeding under rapid-fire conditions. The anti-jam internal spring design keeps rounds moving smoothly, reducing misfeeds during intense play no speed loader required for a standard fill
- Important Notice The additional spring is not included The item ships without an extra spring Some units may still include an older manual that mentions an additional spring but please refer to this listing the extra spring is not included
- If you receive an incorrect magazine, please contact us for a replacement Important Notice The additional spring is not included The item ships without an extra spring Some units may still include an older manual that mentions an additional spring but please refer to this listing the extra spring is not included
6. Lancer Tactical Gen 2 Durable Airsoft Gun SD M4 Polymer- Full/Semi-Auto Piactinny Rail AEG Rifle
- Materials Gen II Version Upgraded With A Nylon Reinforced Body; High-quality Light weight Nylon Polymer receivers and rail. Designed to withstand the toughest of airsoft battles.
- Rail System For Attachments Full length 20mm Free Float Modular Rail Interface System For Attachments.; Upper Picatinny/weaver Style Rail For Optic Accessories.
- Gears Gears Rotate Smoothly Provided By The 8mm Ball Bearings; The M120 spring, metal spring guide, and full steel teeth piston ensure maximum power and reliability, while the 18:1 gear set & polished 6.03mm tightbore inner offers superior precision and accuracy.
- Battery: Easily place the 9.6V Nunchuck battery. The charger included in the package features automatic power shutdown once it detects the battery is fully charged.
- Redesigned retractable stock featuring multiple adjustable positions to accommodate all sizes comfortably.
- Adjustable Rotary Polymer Hop-up Unit: Enhance your shooting precision with the adjustable hop-up unit.(Charging Handle)
- Magazine: Compatible with most standard M4 Airsoft magazines, this airsoft rifle features a durable full metal slide and frame. The magazine has a high capacity, accommodating up to 300 rounds of 0.20g-0.28g BBs. (Note* High Speed Mag Holds 130 Rounds- Speed Loader Not included)
- Motor: Offers a powerful FPS range of 380-399, catering to both high and standard-torque motors. The high FPS configuration at 18K provides substantial punch, while the 8mm ball bearing bushings ensure exceptionally smooth operation.
- One-Year Manufacturer Warranty: The Lancer Tactical Airsoft Rifle is backed by a one-year manufacturer warranty that covers all manufacturing defects for a period of one year from the date of purchase. To register your warranty, visit Lancer Tactical's website.
7. Lancer Tactical Gen 3 Programmable Trigger Hellion MLOCK 13" Lightweight Durable Polymer M4 Airsoft
- LIPO BATTERY & CHARGER INCLUDED IMPORTANT CARE INSTRUCTIONS: A LiPo battery and compatible charger are included, delivering fast trigger response and sustained rate of fire. IMPORTANT: Never fully discharge your LiPo to 0% doing so may permanently damage the battery and prevent future charging. Begin charging when performance drops noticeably. After each use, charge promptly, then remove the battery from the device to prevent over-discharge during storage
- HIGH-PERFORMANCE QUICK-CHANGE SPRING SYSTEM: Shoots at 380400 FPS right out of the box, delivering consistent velocity for competitive airsoft play. The tool-free quick-change spring system lets you swap spring weights in minutes without disassembling the entire unit ideal for field-legal adjustments between games or venues
- FULLY PROGRAMMABLE ETU WITH FAST-RESPONSE TRIGGER: Equipped with a Zion Arms programmable Electronic Trigger Unit (ETU), offering customizable burst modes including semi, 3-round burst, and full-auto. Paired with the Lancer fast trigger for near-zero trigger lag giving you a competitive edge in rapid-fire engagements
- REINFORCED GEN-2 METAL GEARBOX PRECISION INTERNALS: Features a reinforced metal Gen-2 gearbox housing ultra-smooth 8mm ball bearings, an 18:1 steel gear set, a steel-tooth polycarbonate piston, and a bearing spring guide. Driven by a 19,000 RPM high-torque motor and a rotary hop-up unit for consistent, reliable performance shot after shot
- FULL POLYMER BODY + 6.03MM TIGHTBORE INNER BARREL: Constructed from high-strength full polymer for a lightweight yet battle-ready build that can take hard use in the field. The precision-polished 6.03mm tightbore inner barrel tightens BB groupings and extends effective engagement range giving you noticeably improved accuracy over standard bore barrels
- DEANS CONNECTOR SPACE-SAVING BATTERY COMPATIBILITY: Pre-wired with a Deans (T-plug) connector for a low-resistance, space-efficient connection that fits high-capacity stick batteries and larger LiPo packs with ease. Reduces internal heat and voltage drop under sustained fire
- ERGONOMIC PISTOL GRIP + QUICK-DEPLOY FLIP-UP SIGHTS: The textured pistol grip features aggressive side panel texturing and front/back strap serrations for a confident, non-slip hold in any conditions. Upgraded flip-up front and rear iron sights deploy instantly with a quick-release lever providing reliable backup aiming without tools or extra setup time
- 140-ROUND MID-CAP MAGAZINE INCLUDED JAM-RESISTANT FEEDING: Comes with one high-speed 140-round mid-capacity magazine engineered for consistent, reliable BB feeding under rapid-fire conditions. The anti-jam internal spring design keeps rounds moving smoothly, reducing misfeeds during intense play no speed loader required for a standard fill
- Important Notice The additional spring is not included The item ships without an extra spring Some units may still include an older manual that mentions an additional spring but please refer to this listing the extra spring is not included
- Important Notice The additional spring is not included The item ships without an extra spring Some units may still include an older manual that mentions an additional spring but please refer to this listing the extra spring is not included
8. G&G CM16 ARP-9 CQB 6mm AEG Airsoft w/ MOSFET
- 330 - 350 FPS
- 300 Round High-Capacity Magazine
- 5" Milspec M-Lok Rail
- Pre-Installed Mosfet and ETU (Electronic Trigger Unit)
9. Lancer Tactical Gen 4 Nebula II ETU Predator SBR Full Steel CNC AEG Airsoft Gun (Programmable
- The Gen 4 Nebula delivers a muzzle velocity of 380-400 FPS with an quick-change spring and a rate of fire (RPS) of 22-25 for intense outdoor play (Extra Spring is Not Included)
- Featuring a CNC free-float slim full-metal alloy MLOK, along with an aluminum mag release, bolt release, dust cover, and billet-style receivers, the Gen 4 ensures exceptional durability and stability. The ambidextrous flat trigger enhances trigger control, while the charging handle and aluminum-trimmed ergonomic trigger guard provide excellent handling for all users
- Nebula II programmable trigger: Auto fire mode includes auto, semi, 3-round burst, and 5-round burst, while semi mode includes semi, binary, AUG, and sniper settings. The trigger's sensitivity can be adjusted from 20% to 100%, giving you full control over the firing response. The pre-cocking mode can be set to 6 levels, and the active brake mode prevents motor overspin for smooth, consistent operation
- Equipped with a Delta stock designed for easy battery access (compatible with LiPo small stick Deans connectors), making it easy to manage power in the heat of battle (Battery & Charger Not Included)
- The QD sling point ensures fast and secure attachment of slings, giving you the mobility you need in the field
- Equipped with a rotary hop-up chamber, enabling fine adjustments to your shots for consistent accuracy. Additionally, the molded polymer low-profile flip-up sights are fully adjustable for both windage and elevation, ensuring precision targeting in any scenario
- The polymer ergonomic 140-round mid-cap high-speed magazine features a streamlined, lightweight construction that enhances maneuverability without sacrificing capacity. The no winding wheel design allows for seamless feeding, ensuring consistent shots with every pull of the trigger. Perfect for fast-paced airsoft action
10. Evike Airsoft - Krytac Metal Trident MKII CRB AEG Airsoft Rifle (Model: Combat Grey / 400 FPS)
- Krytac billet style Aluminum alloy receivers with stamped Krytac trademarks
- Krytac's renowned Nautilus gearbox with integrated MOSFET, quick change spring system, 8mm ball bearing bushings
- Adjustable rotary hop-up
- Ambidextrous fire selector
- Realistic locking bolt and bolt release
- Licensed KRISS TR110 rail system
- Custom designed KRISS motor grip provides enhanced comfort
- 6 position Krytac battery stock
Michel
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