Ulefone Armor 28 Ultra vs vivo S20
55.2Performancechip39.5
53.7Display79.8
46.8Camera49.8
94.7Battery76.9
60Features86.7
4 spec wins — Ulefone Armor 28 Ultra6 spec wins — vivo S20
InnoReviews verdict
This one is close to a dead heat: Ulefone Armor 28 Ultra scores 61.6 against 61.8 for vivo S20. Pick by the categories that matter to you — vivo S20 edges ahead in features and display, or by price.
Which would you pick?
Key differences
Reasons to pick the Ulefone Armor 28 Ultra
- Stronger performance score: 55 vs 40
- Stronger battery score: 95 vs 77
- 525% higher ultra-wide: 50 MP vs 8 MP
- 63% higher capacity: 10,600 mAh vs 6,500 mAh
- 33% higher Wired charging: 120 W vs 90 W
Reasons to pick the vivo S20
- Stronger display score: 80 vs 54
- Stronger camera score: 50 vs 47
- Stronger features score: 87 vs 60
- 127% higher Peak brightness: 5,000 nits vs 2,200 nits
- 63% lower thickness: 7.2 mm vs 19.4 mm
Display
| Spec | Ulefone Armor 28 Ultra | vivo S20 |
|---|---|---|
| Screen size | 6.67 ″ | 6.67 ″ |
| Panel type | AMOLED | AMOLED |
| Resolution | 1080x2400 | 1260x2800 |
| Pixel density | 395 ppi | 460 ppi+16% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 2,200 nits | 5,000 nits+127% |
| Screen-to-body | — | 94.1 % |
Performance
| Spec | Ulefone Armor 28 Ultra | vivo S20 |
|---|---|---|
| Chipset | MediaTek Dimensity 9300+ | Qualcomm Snapdragon 7 Gen 3 |
| Geekbench 6 (single) | 2,158Top 29% | — |
| Geekbench 6 (multi) | 7,082Top 22% | — |
| RAM (max) | 16 GB | 16 GB |
| Storage options | 1TB | 256GB/512GB |
| Storage type | UFS 4.0 | UFS 2.2 |
Camera
| Spec | Ulefone Armor 28 Ultra | vivo S20 |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.9 | f/1.88 |
| Ultra-wide | 50 MP+525% | 8 MP |
| Max video | 8K@30fps | 4K |
| Front camera | 50 MP | 50 MP |
| OIS | No | Yes |
Battery
| Spec | Ulefone Armor 28 Ultra | vivo S20 |
|---|---|---|
| Capacity | 10,600 mAh+63% | 6,500 mAh |
| Wired charging | 120 W+33% | 90 W |
| Wireless charging | 50 W | — |
Design
| Spec | Ulefone Armor 28 Ultra | vivo S20 |
|---|---|---|
| Weight | 450 g | 187 g+58% |
| Thickness | 19.4 mm | 7.2 mm+63% |
| IP rating | IP68/IP69K | IP64 |
Connectivity
| Spec | Ulefone Armor 28 Ultra | vivo S20 |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 6 |
| Bluetooth | 5.4 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 Gen 2 | USB-C 2.0 |
| eSIM | No | No |
Software
| Spec | Ulefone Armor 28 Ultra | vivo S20 |
|---|---|---|
| OS at launch | Android 14 | Android 15 (OriginOS 5) |
Audio
| Spec | Ulefone Armor 28 Ultra | vivo S20 |
|---|---|---|
| Stereo speakers | No | Yes |
| 3.5mm jack | Yes | No |