Nitecore MT2A Pro vs Streamlight ProTac 2L-X USB size comparison
The Streamlight ProTac 2L-X USB is 12.4 mm (0.49 in) shorter than the Nitecore MT2A Pro, and 6.9 mm wider at its widest point. Weights are published on different bases (with battery vs listed), so compare them with care.
The Streamlight ProTac 2L-X USB is 12.4 mm (0.49 in) shorter than the Nitecore MT2A Pro, and 6.9 mm wider at its widest point. Weights are published on different bases (with battery vs listed), so compare them with care.
Dimensions
| Nitecore MT2A Pro Check price ↗ | Streamlight ProTac 2L-X USB Check price ↗ | |
| Length | 143 mm (5.63 in) | 130.6 mm (5.14 in)−12.4 mm |
| Head / width | 20 mm (0.79 in) | 26.9 mm (1.06 in)+6.9 mm |
| Body | 17 mm (0.67 in) | 23.9 mm (0.94 in)+6.9 mm |
| Weight | 98 g listed | 125 g with battery |
| Battery | 2x AA / NL1416R | 18650 / 2x CR123A |
| Max output | 1,000 lm | 500 lm |
| Throw | 255 m | — |
| Type | EDC | EDC |
| Price | $44.95 at batteryjunction.com, as of Nov 4, 2026 | $83.05 at batteryjunction.com, as of Nov 4, 2026 |
| Source | batteryjunction.com sourced | batteryjunction.com sourced |
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MT2A Pro vs ProTac 2L-X USB: how they differ
Size and weight
The Streamlight ProTac 2L-X USB is the shorter light: 130.6 mm (5.14 in) against 143 mm (5.63 in), a difference of 12.4 mm (9%). At its widest point the Nitecore MT2A Pro is 6.9 mm slimmer (20 vs 26.9 mm). Weights are published on different bases (Nitecore MT2A Pro: 98 g listed; Streamlight ProTac 2L-X USB: 125 g with battery), so they are not directly comparable.
Brightness and throw
The Nitecore MT2A Pro is rated brighter: 1,000 lm maximum vs 500 lm for the Streamlight ProTac 2L-X USB, 100% more.
Battery
The Nitecore MT2A Pro runs on removable 2x AA / NL1416R batteries; the Streamlight ProTac 2L-X USB runs on removable 18650 / 2x CR123A batteries. For scale, a AA cell is about 14.5 × 50.5 mm and a 18650 about 18 × 65 mm (nominal).
Price
When we checked on Nov 4, 2026, the Nitecore MT2A Pro was $44.95 at batteryjunction.com and the Streamlight ProTac 2L-X USB $83.05 at batteryjunction.com, so the Nitecore MT2A Pro cost $38.10 less. Prices change often, so check the current price before you buy.
Type
Both are EDC lights in our catalog with a tube body.
Which should you buy?
Choose the Nitecore MT2A Pro if you want a slimmer profile (6.9 mm narrower) and more output (1,000 lm vs 500 lm). Choose the Streamlight ProTac 2L-X USB if you want a shorter light (12.4 mm shorter). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Nitecore MT2A Pro Check price ↗ Streamlight ProTac 2L-X USB
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
MT2A Pro vs ProTac 2L-X USB FAQ
Which is smaller, the Nitecore MT2A Pro or the Streamlight ProTac 2L-X USB?
The Streamlight ProTac 2L-X USB is the shorter light: 130.6 mm (5.14 in) against 143 mm (5.63 in), a difference of 12.4 mm (9%). At its widest point the Nitecore MT2A Pro is 6.9 mm slimmer (20 vs 26.9 mm). Weights are published on different bases (Nitecore MT2A Pro: 98 g listed; Streamlight ProTac 2L-X USB: 125 g with battery), so they are not directly comparable.
Which is brighter, the Nitecore MT2A Pro or the Streamlight ProTac 2L-X USB?
The Nitecore MT2A Pro is rated brighter: 1,000 lm maximum vs 500 lm for the Streamlight ProTac 2L-X USB, 100% more.
Which is cheaper, the Nitecore MT2A Pro or the Streamlight ProTac 2L-X USB?
When we checked on Nov 4, 2026, the Nitecore MT2A Pro was $44.95 at batteryjunction.com and the Streamlight ProTac 2L-X USB $83.05 at batteryjunction.com, so the Nitecore MT2A Pro cost $38.10 less. Prices change often, so check the current price before you buy.
Do the Nitecore MT2A Pro and Streamlight ProTac 2L-X USB use the same battery?
The Nitecore MT2A Pro runs on removable 2x AA / NL1416R batteries; the Streamlight ProTac 2L-X USB runs on removable 18650 / 2x CR123A batteries. For scale, a AA cell is about 14.5 × 50.5 mm and a 18650 about 18 × 65 mm (nominal).
Compare Nitecore MT2A Pro with similar lights
Compare Streamlight ProTac 2L-X USB with similar lights
More
Sources
- Nitecore MT2A Pro: specs from manufacturer published specs as listed by batteryjunction.com. Price $44.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
- Streamlight ProTac 2L-X USB: specs from manufacturer published specs as listed by batteryjunction.com. Price $83.05 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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