| SR25, A&K | Armalite M15A4 SPR, new version, Classic Army | M4 CQB, APS | |
| Price excl. VAT | 199,67 € | 297,19 € | 115,70 € | 
|---|---|---|---|
| Price incl. VAT | 241,60 € | 359,60 € | 140,00 € | 
| Gun Length | 1000/1150 mm | 999 mm | 670/750 mm | 
| Gun Weight | 3,6 kg | 3,4 kg | 2,8 kg | 
| Inner Barrel Length | 509 mm 501 - 600 mm | 509 mm 501 - 600 mm | 300 mm 201 - 300 mm | 
| Recommended Batteries | Type Mini (9.6V) | Type Large (8.4V) | - | 
| Hop-Up Perform | adjustable hop-up | adjustable hop-up | adjustable hop-up | 
| Magazine Capacity | 470 BB | 300 BB | 300 BB | 
| Gearbox Version | metal version SR25 | reinforced version 2 (7 mm) | APS version 2 (7 mm) | 
| Motor Type | Long torque | High Speed & High Torque | APS Advance Custom | 
| Fire Mode | safe/semi-auto/full-auto | safe/semi-auto/full-auto | safe/semi-auto/full-auto | 
| Muzzle velocity specified by manufacturer | 110 m/s [361 fps] | 120 m/s [394 fps] | 105 - 130 m/s [344 - 426 fps] | 
| Muzzle velocity the measured | 120 m/s [394 fps] | - | - | 
| - notice - | Battery and charger are not included. | Battery and charger are not included. | Battery and charger are included. | 
| Muzzle Velocity | 101 - 120 m/s [329 - 394 fps] | 101 - 120 m/s [329 - 394 fps] | 121 - 140 m/s [395 - 460 fps] | 
| Trigger switch | mechanical | mechanical | mechanical | 
| Recommended BBs | 0.25 - 0.28 g | 0.23 - 0.25 g | 0.25 - 0.28 g | 
| Caliber | 6 mm | 6 mm | 6 mm | 
| Approximate Range | 60 m | 60 m | 63 m | 
| Connector Type | Tamiya Mini | Tamiya Large | Tamiya Mini | 
| Bearings | 7 mm, bushing, metal | 7 mm, ball bearings, metal | 7 mm, bushing, plastic | 
| Motor Variant | Long | Long | Long | 
| Magazine (Lowcap/Midcap/Hicap/Xhicap) | hi-cap | hi-cap | hi-cap | 
| AEG Variant (EBB/NBB) | NBB | NBB | EBB | 
| BlowBack | No | No | Yes, electric | 
| Detail | Detail | Detail | 
| SR25, A&K | Price excl. VAT: 199,67 € | Price incl. VAT: 241,60 € | 1000/1150 mm | 3,6 kg | 509 mm 501 - 600 mm | Type Mini (9.6V) | adjustable hop-up | 470 BB | metal version SR25 | Long torque | safe/semi-auto/full-auto | 110 m/s [361 fps] | 120 m/s [394 fps] | Battery and charger are not included. | 101 - 120 m/s [329 - 394 fps] | mechanical | 0.25 - 0.28 g | 6 mm | 60 m | Tamiya Mini | 7 mm, bushing, metal | Long | hi-cap | NBB | No | |
| Armalite M15A4 SPR, new version, Classic Army | Price excl. VAT: 297,19 € | Price incl. VAT: 359,60 € | 999 mm | 3,4 kg | 509 mm 501 - 600 mm | Type Large (8.4V) | adjustable hop-up | 300 BB | reinforced version 2 (7 mm) | High Speed & High Torque | safe/semi-auto/full-auto | 120 m/s [394 fps] | - | Battery and charger are not included. | 101 - 120 m/s [329 - 394 fps] | mechanical | 0.23 - 0.25 g | 6 mm | 60 m | Tamiya Large | 7 mm, ball bearings, metal | Long | hi-cap | NBB | No | |
| M4 CQB, APS | Price excl. VAT: 115,70 € | Price incl. VAT: 140,00 € | 670/750 mm | 2,8 kg | 300 mm 201 - 300 mm | - | adjustable hop-up | 300 BB | APS version 2 (7 mm) | APS Advance Custom | safe/semi-auto/full-auto | 105 - 130 m/s [344 - 426 fps] | - | Battery and charger are included. | 121 - 140 m/s [395 - 460 fps] | mechanical | 0.25 - 0.28 g | 6 mm | 63 m | Tamiya Mini | 7 mm, bushing, plastic | Long | hi-cap | EBB | Yes, electric |