Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | HP - Reverb G2 (v2) | Varjo - XR-4 |
|---|---|---|
| Field of view | 114 ° | 120 ° |
| Eye tracking | false | true |
| Color passthrough | false | true |
Between the Reverb G2 (v2) and XR-4, the Reverb G2 (v2) comes out ahead in several specs, while the XR-4 wins on field of view / eye tracking. Overall, the Reverb G2 (v2) scores 67.8 and the XR-4 scores 69.7 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (67.8 vs 69.7). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
The Reverb G2 (v2) does not pull ahead on any single popular-comparison spec — its strengths sit in the spec-table groups rather than the headline advantages.
Pick the XR-4 if you care most about field of view / eye tracking. Its strongest claims are field of view, eye tracking, color passthrough. The single most decisive one: Field of view — 5.26% more. 120 ° vs 114 °.
Both ship with comparable refresh rate, standalone, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: HP - Reverb G2 (v2) or Varjo - XR-4?
Varjo - XR-4 leads the current Mars Score by 1.9 points.The more useful decision is the trade-off behind that result: compare field of view against the way you will actually use the product.
Choose HP - Reverb G2 (v2) if…
HP - Reverb G2 (v2) does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
Choose Varjo - XR-4 if…
Varjo - XR-4 has the measurable edge on fov deg, has eye tracking, has passthrough color.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why HP - Reverb G2 (v2) wins
- No decisive advantages.
Why Varjo - XR-4 wins
- ▲Field of view — 5.26% more. 120 ° vs 114 °.
- ▲Has Eye tracking.
- ▲Has Color passthrough.
Spec comparison
Display
| Spec | HP - Reverb G2 (v2) | Varjo - XR-4 |
|---|---|---|
| Resolution per eye | 2160x2160 | 3840x3744 |
| Refresh rateⓘ | 90 Hz | 90 Hz |
| Field of view | 114 ° | 120 °lead |
| Panelⓘ | LCD | Micro-OLEDlead |
Tracking & Audio
| Spec | HP - Reverb G2 (v2) | Varjo - XR-4 |
|---|---|---|
| Inside-out tracking | true | true |
| Eye tracking | false | truelead |
| Face tracking | false | false |
| Color passthrough | false | truelead |
Compute
| Spec | HP - Reverb G2 (v2) | Varjo - XR-4 |
|---|---|---|
| Standalone | false | false |
| Battery | 0 h | 0 h |