Acebeam Defender P16 size & dimensions
Acebeam Defender P16 shown at true scale next to an 18650 cell. Add another light to compare.
Specs
| Acebeam Defender P16 Check price ↗ | |
| Length | 131 mm (5.16 in) |
| Head / width | 32 mm (1.26 in) |
| Body | 23 mm (0.91 in) |
| Weight | 156 g listed |
| Battery | 18650 |
| Max output | 1,800 lm |
| Throw | 484 m |
| Type | Tactical |
| Price | $79.95 at batteryjunction.com, as of Nov 4, 2026 |
| Source | batteryjunction.com sourced |
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Size in everyday terms
The Acebeam Defender P16 is 131 mm (5.16 in) long and 32 mm (1.26 in) across at its widest point. That is about 1.5 times the length of a credit card (85.6 mm), or about 2.6 AA batteries end to end (50.5 mm each). Its widest point is 7.7 mm wider than a US quarter (24.26 mm). Next to a phone the size of an iPhone 15 (147.6 mm tall) it is 89% as long.
How it ranks
Among the 26 tactical lights in our catalog, the Acebeam Defender P16 is the 2nd shortest, 20th brightest of 26 with a published output and 3rd for throw of 26 with a published beam distance.
Battery, output and weight
The Acebeam Defender P16 runs on a removable 18650 battery. The manufacturer rates its maximum output at 1,800 lm and its throw at 484 m. Listed weight is 156 g. When we checked on Nov 4, 2026, it was $79.95 at batteryjunction.com.
Featured in: Best tactical flashlights (#3), Best 18650 flashlights (#20).
Acebeam Defender P16 vs…
Defender P16 FAQ
How big is the Acebeam Defender P16?
The Acebeam Defender P16 is 131 mm (5.16 in) long and 32 mm (1.26 in) across at its widest point. That is about 1.5 times the length of a credit card (85.6 mm), or about 2.6 AA batteries end to end (50.5 mm each). Its widest point is 7.7 mm wider than a US quarter (24.26 mm). Next to a phone the size of an iPhone 15 (147.6 mm tall) it is 89% as long.
What battery does the Acebeam Defender P16 use?
The Acebeam Defender P16 runs on a removable 18650 battery.
How bright is the Acebeam Defender P16?
The manufacturer rates the Acebeam Defender P16 at 1,800 lm maximum output, with 484 m of throw.
More Acebeam lights
See also: Best tactical flashlights
Sources
- Acebeam Defender P16: specs from manufacturer published specs as listed by batteryjunction.com. Price $79.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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