Two headlamps worth lining up side by side. The Spot 400 leans on low weight while the Vizz answers with brightness, so the pick comes down to which you value.
| Black Diamond Spot 400 | Princeton Tec Vizz | |
|---|---|---|
| GearScore | 73✓ | 71 |
| Max lumens | 400 lm | 550 lm✓ |
| Weight | 3.0 oz✓ | 3.2 oz |
| Beam distance | 100 m✓ | 85 m |
| Max runtime | 200 h | 135 h |
| Price | $50✓ | $52 |
| Battery | AAA | AAA |
| Water rating | IPX8 | IPX7 |
Highlighted cells mark the better spec: Spot 400 in blue, Vizz in amber. A blank spec is never counted as a win. Runtime is shown for context and is not scored, since makers publish it at different brightness levels. GearScore is the overall rating (0 to 100); re-weight it on the full headlamp comparison. Prices are current MSRP.
The Black Diamond Spot 400 and Princeton Tec Vizz take different routes to the same job. The Spot 400 wins on low weight and longer throw, and the Vizz pushes back on brightness.
The Spot 400 is 7 g lighter, a longer beam (100 vs 85 m), and a little cheaper. The Vizz is brighter (550 vs 400 lm). On the default GearScore the Spot 400 leads 73 to 71.
Pick the Spot 400 if you care most about low weight and longer throw, which makes it the better call for counting grams on long miles. Pick the Vizz if brightness matter more to you, or you are focused on your priorities.
The Black Diamond Spot 400. It is 7 g lighter than the Vizz.
The Princeton Tec Vizz. It is brighter (550 vs 400 lm) than the Spot 400.
The Black Diamond Spot 400, 73 to 71 on the default algorithm. You can re-weight the factors to match your trip.
It depends on your priorities. Go with the Spot 400 for low weight, or the Vizz for brightness. The spec table above shows exactly where each wins.