Samsung Galaxy Z Fold 8 vs vivo Y31d
86.1Performance28.9
61.6Display42.5
50.2Camera29
67.5Battery70.9
94.7Features46.7
12 spec wins — Samsung Galaxy Z Fold 82 spec wins — vivo Y31d
InnoReviews verdict
Samsung Galaxy Z Fold 8 wins this phone face-off, 71.2 to 41.8, pulling ahead mainly in performance (+57) and features (+48). vivo Y31d still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Samsung Galaxy Z Fold 8
- Stronger performance score: 86 vs 29
- Stronger display score: 62 vs 43
- Stronger camera score: 50 vs 29
- Stronger features score: 95 vs 47
- 140% higher Peak brightness: 3,000 nits vs 1,250 nits
Reasons to pick the vivo Y31d
- Stronger battery score: 71 vs 68
- 50% higher capacity: 7,200 mAh vs 4,800 mAh
- 13% lower thickness: 8.4 mm vs 9.7 mm
Display
| Spec | Samsung Galaxy Z Fold 8 | vivo Y31d |
|---|---|---|
| Screen size | 7.6 ″+13% | 6.75 ″ |
| Panel type | Foldable Dynamic LTPO AMOLED 2X | IPS LCD |
| Resolution | 2448x1848 | 720x1570 |
| Pixel density | 404 ppi+58% | 256 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 3,000 nits+140% | 1,250 nits |
| Screen-to-body | 89.6 %+5% | 85.3 % |
Performance
| Spec | Samsung Galaxy Z Fold 8 | vivo Y31d |
|---|---|---|
| Chipset | Snapdragon 8 Elite Gen 5 for Galaxy | Qualcomm Snapdragon 6s 4G Gen 2 |
| AnTuTu | 2,947,517 | — |
| Geekbench 6 (single) | 3,528Top 6% | — |
| Geekbench 6 (multi) | 10,619Top 4% | — |
| Wild Life Extreme stability | 53 %Bottom 11% | — |
| RAM (max) | 16 GB+100% | 8 GB |
| Storage options | 256GB/512GB/1TB | 128/256GB |
| Storage type | UFS 4.0 | UFS 2.2 |
Camera
| Spec | Samsung Galaxy Z Fold 8 | vivo Y31d |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/2.0 |
| Ultra-wide | 50 MP | — |
| Max video | 8K@30fps | 1080p@30fps |
| Front camera | 10 MP+25% | 8 MP |
| OIS | Yes | No |
Battery
| Spec | Samsung Galaxy Z Fold 8 | vivo Y31d |
|---|---|---|
| Capacity | 4,800 mAh | 7,200 mAh+50% |
| Wired charging | 45 W+2% | 44 W |
| Wireless charging | 20 W | — |
| Active use endurance | 13.8 h | — |
Design
| Spec | Samsung Galaxy Z Fold 8 | vivo Y31d |
|---|---|---|
| Weight | 201 g+8% | 219 g |
| Thickness | 9.7 mm | 8.4 mm+13% |
| IP rating | IP48 | IP68/IP69 |
| Frame material | Armor Aluminum | Plastic |
Connectivity
| Spec | Samsung Galaxy Z Fold 8 | vivo Y31d |
|---|---|---|
| 5G | Yes | No |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 5 |
| Bluetooth | 6.0 | 5.1 |
| NFC | Yes | No |
| USB | USB-C 3.2 | USB-C 2.0 |
| eSIM | Yes | No |
Software
| Spec | Samsung Galaxy Z Fold 8 | vivo Y31d |
|---|---|---|
| OS at launch | Android 17 (One UI 9) | Android 16 (OriginOS 6) |
| OS update pledge | 7 years | — |
Audio
| Spec | Samsung Galaxy Z Fold 8 | vivo Y31d |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |
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