Streamlight ProTac 1L-1AA vs ThruNite T1 Pro size comparison
The ThruNite T1 Pro is 5 mm (0.20 in) shorter than the Streamlight ProTac 1L-1AA, and 3 mm wider at its widest point. Weights are published on different bases (listed vs listed), so compare them with care.
The ThruNite T1 Pro is 5 mm (0.20 in) shorter than the Streamlight ProTac 1L-1AA, and 3 mm wider at its widest point. Weights are published on different bases (listed vs listed), so compare them with care.
Dimensions
| Streamlight ProTac 1L-1AA Check price ↗ | ThruNite T1 Pro Check price ↗ | |
| Length | 108 mm (4.25 in) | 103 mm (4.06 in)−5 mm |
| Head / width | 24 mm (0.94 in) | 27 mm (1.06 in)+3 mm |
| Body | 22 mm (0.87 in) | 23 mm (0.91 in)+1 mm |
| Weight | 71 g listed | 54 g listed |
| Battery | CR123A / AA | 18650 |
| Max output | 350 lm | 1,920 lm |
| Throw | 105 m | 196 m |
| Type | EDC | EDC |
| Price | $56.45 at batteryjunction.com, as of Nov 4, 2026 | not verified yet |
| Source | batteryjunction.com sourced | batteryjunction.com sourced |
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
ProTac 1L-1AA vs T1 Pro: how they differ
Size and weight
The ThruNite T1 Pro is the shorter light: 103 mm (4.06 in) against 108 mm (4.25 in), a difference of 5 mm (5%). At its widest point the Streamlight ProTac 1L-1AA is 3 mm slimmer (24 vs 27 mm). Weights are published on different bases (Streamlight ProTac 1L-1AA: 71 g listed; ThruNite T1 Pro: 54 g listed), so they are not directly comparable.
Brightness and throw
The ThruNite T1 Pro is rated brighter: 1,920 lm maximum vs 350 lm for the Streamlight ProTac 1L-1AA, 449% more. For beam distance the ThruNite T1 Pro reaches further: 196 m vs 105 m rated throw (87% more).
Battery
The Streamlight ProTac 1L-1AA runs on removable CR123A / AA batteries; the ThruNite T1 Pro runs on a removable 18650 battery. For scale, a CR123A cell is about 17 × 34.5 mm and a 18650 about 18 × 65 mm (nominal).
Type
Both are EDC lights in our catalog with a tube body.
Which should you buy?
Choose the Streamlight ProTac 1L-1AA if you want a slimmer profile (3 mm narrower). Choose the ThruNite T1 Pro if you want a shorter light (5 mm shorter), more output (1,920 lm vs 350 lm) and longer throw (196 m vs 105 m). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Streamlight ProTac 1L-1AA Check price ↗ ThruNite T1 Pro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
ProTac 1L-1AA vs T1 Pro FAQ
Which is smaller, the Streamlight ProTac 1L-1AA or the ThruNite T1 Pro?
The ThruNite T1 Pro is the shorter light: 103 mm (4.06 in) against 108 mm (4.25 in), a difference of 5 mm (5%). At its widest point the Streamlight ProTac 1L-1AA is 3 mm slimmer (24 vs 27 mm). Weights are published on different bases (Streamlight ProTac 1L-1AA: 71 g listed; ThruNite T1 Pro: 54 g listed), so they are not directly comparable.
Which is brighter, the Streamlight ProTac 1L-1AA or the ThruNite T1 Pro?
The ThruNite T1 Pro is rated brighter: 1,920 lm maximum vs 350 lm for the Streamlight ProTac 1L-1AA, 449% more. For beam distance the ThruNite T1 Pro reaches further: 196 m vs 105 m rated throw (87% more).
Do the Streamlight ProTac 1L-1AA and ThruNite T1 Pro use the same battery?
The Streamlight ProTac 1L-1AA runs on removable CR123A / AA batteries; the ThruNite T1 Pro runs on a removable 18650 battery. For scale, a CR123A cell is about 17 × 34.5 mm and a 18650 about 18 × 65 mm (nominal).
Compare Streamlight ProTac 1L-1AA with similar lights
Compare ThruNite T1 Pro with similar lights
More
Sources
- Streamlight ProTac 1L-1AA: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: outline from published specs. Price $56.45 from batteryjunction.com, checked Nov 4, 2026; prices change often.
- ThruNite T1 Pro: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: outline from published specs. No verified price yet.
Found an error? Email [email protected] and we will fix it.