Here is how these two headlamps compare on the numbers. The Dash 450 takes a modest overall edge, led by low weight, but the Axis has its own case.
| BioLite Dash 450 | Princeton Tec Axis | |
|---|---|---|
| GearScore | 73✓ | 70 |
| Max lumens | 450 lm | 450 lm |
| Weight | 2.8 oz✓ | 2.9 oz |
| Beam distance | 90 m✓ | 35 m |
| Max runtime | 60 h | 50 h |
| Price | $70✓ | $80 |
| Battery | Rechargeable | Rechargeable |
| Water rating | IPX4 | IPX4 |
Highlighted cells mark the better spec: Dash 450 in blue, Axis 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 BioLite Dash 450 against the Princeton Tec Axis is a study in priorities. The Dash 450 wins on low weight and longer throw, and the Axis pushes back on value.
The Dash 450 is 3 g lighter, a longer beam (90 vs 35 m), and $10 cheaper. On the default GearScore the Dash 450 leads 73 to 70.
Pick the Dash 450 if you care most about low weight and longer throw, which makes it the better call for counting grams on long miles. Pick the Axis if you would rather save the difference.
The BioLite Dash 450. It is 3 g lighter than the Axis.
The BioLite Dash 450. It is a longer beam (90 vs 35 m) than the Axis.
The BioLite Dash 450, 73 to 70 on the default algorithm. You can re-weight the factors to match your trip.
It depends on your priorities. Go with the Dash 450 for low weight, or the Axis for the price. The spec table above shows exactly where each wins.