Streamlight MacroStream USB vs ThruNite TC15 V3 size comparison
The ThruNite TC15 V3 is 8 mm (0.31 in) longer than the Streamlight MacroStream USB, and 6 mm wider at its widest point. Weights are published on different bases (listed vs listed), so compare them with care.
The ThruNite TC15 V3 is 8 mm (0.31 in) longer than the Streamlight MacroStream USB, and 6 mm wider at its widest point. Weights are published on different bases (listed vs listed), so compare them with care.
Dimensions
| Streamlight MacroStream USB Check price ↗ | ThruNite TC15 V3 Check price ↗ | |
| Length | 114 mm (4.49 in) | 122 mm (4.80 in)+8 mm |
| Head / width | 21 mm (0.83 in) | 27 mm (1.06 in)+6 mm |
| Body | 21 mm (0.83 in) | 23 mm (0.91 in)+2 mm |
| Weight | 62 g listed | 74 g listed |
| Battery | Built-in | 18650 |
| Max output | 500 lm | 2,403 lm |
| Throw | 90 m | 223 m |
| Type | EDC | EDC |
| Price | $71.20 at batteryjunction.com, as of Nov 4, 2026 | $59.99 at batteryjunction.com, as of Nov 4, 2026 |
| Source | batteryjunction.com sourced Only body diameter listed | batteryjunction.com sourced Retailer lists W 27 x H 23 mm |
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MacroStream USB vs TC15 V3: how they differ
Size and weight
The Streamlight MacroStream USB is the shorter light: 114 mm (4.49 in) against 122 mm (4.80 in), a difference of 8 mm (7%). At its widest point the Streamlight MacroStream USB is 6 mm slimmer (21 vs 27 mm). Weights are published on different bases (Streamlight MacroStream USB: 62 g listed; ThruNite TC15 V3: 74 g listed), so they are not directly comparable.
Brightness and throw
The ThruNite TC15 V3 is rated brighter: 2,403 lm maximum vs 500 lm for the Streamlight MacroStream USB, 381% more. For beam distance the ThruNite TC15 V3 reaches further: 223 m vs 90 m rated throw (148% more).
Battery
The Streamlight MacroStream USB runs on a built-in rechargeable battery; the ThruNite TC15 V3 runs on a removable 18650 battery. Only the ThruNite TC15 V3 lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Streamlight MacroStream USB was $71.20 at batteryjunction.com and the ThruNite TC15 V3 $59.99 at batteryjunction.com, so the ThruNite TC15 V3 cost $11.21 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 Streamlight MacroStream USB if you want a shorter light (8 mm shorter), a slimmer profile (6 mm narrower) and a built-in battery with no separate cell to buy. Choose the ThruNite TC15 V3 if you want more output (2,403 lm vs 500 lm), longer throw (223 m vs 90 m) and a removable cell you can swap. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Streamlight MacroStream USB Check price ↗ ThruNite TC15 V3
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
MacroStream USB vs TC15 V3 FAQ
Which is smaller, the Streamlight MacroStream USB or the ThruNite TC15 V3?
The Streamlight MacroStream USB is the shorter light: 114 mm (4.49 in) against 122 mm (4.80 in), a difference of 8 mm (7%). At its widest point the Streamlight MacroStream USB is 6 mm slimmer (21 vs 27 mm). Weights are published on different bases (Streamlight MacroStream USB: 62 g listed; ThruNite TC15 V3: 74 g listed), so they are not directly comparable.
Which is brighter, the Streamlight MacroStream USB or the ThruNite TC15 V3?
The ThruNite TC15 V3 is rated brighter: 2,403 lm maximum vs 500 lm for the Streamlight MacroStream USB, 381% more. For beam distance the ThruNite TC15 V3 reaches further: 223 m vs 90 m rated throw (148% more).
Which is cheaper, the Streamlight MacroStream USB or the ThruNite TC15 V3?
When we checked on Nov 4, 2026, the Streamlight MacroStream USB was $71.20 at batteryjunction.com and the ThruNite TC15 V3 $59.99 at batteryjunction.com, so the ThruNite TC15 V3 cost $11.21 less. Prices change often, so check the current price before you buy.
Do the Streamlight MacroStream USB and ThruNite TC15 V3 use the same battery?
The Streamlight MacroStream USB runs on a built-in rechargeable battery; the ThruNite TC15 V3 runs on a removable 18650 battery. Only the ThruNite TC15 V3 lets you swap in a charged spare.
Compare Streamlight MacroStream USB with similar lights
Compare ThruNite TC15 V3 with similar lights
More
Sources
- Streamlight MacroStream USB: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: outline from published specs. Price $71.20 from batteryjunction.com, checked Nov 4, 2026; prices change often.
- ThruNite TC15 V3: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: outline from published specs. Price $59.99 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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