Ulefone Armor X31 vs vivo Y28 5G
20chipPerformancechip21.8
29.1Display31.2
30.5Camera29
48.7Battery38.8
33.3Features46.7
4 spec wins — Ulefone Armor X316 spec wins — vivo Y28 5G
InnoReviews verdict
This one is close to a dead heat: Ulefone Armor X31 scores 31 against 31 for vivo Y28 5G. Pick by the categories that matter to you — Ulefone Armor X31 edges ahead in battery and camera, or by price.
Which would you pick?
Key differences
Reasons to pick the Ulefone Armor X31
- Stronger battery score: 49 vs 39
- 100% higher Front camera: 16 MP vs 8 MP
- 21% higher capacity: 6,050 mAh vs 5,000 mAh
- 20% higher Wired charging: 18 W vs 15 W
- Has NFC — the other doesn't
Reasons to pick the vivo Y28 5G
- Stronger features score: 47 vs 33
- 41% lower thickness: 8.1 mm vs 13.7 mm
- 39% lower weight: 186 g vs 306 g
- 33% higher RAM (max): 8 GB vs 6 GB
- Has 5G — the other doesn't
Display
| Spec | Ulefone Armor X31 | vivo Y28 5G |
|---|---|---|
| Screen size | 6.56 ″ | 6.56 ″ |
| Panel type | IPS LCD | IPS LCD |
| Resolution | 720x1612 | 720x1612 |
| Pixel density | 269 ppi | 269 ppi |
| Refresh rate | 90 Hz | 90 Hz |
| Peak brightness | 800 nits | 840 nits+5% |
| Screen-to-body | — | 83.8 % |
Performance
| Spec | Ulefone Armor X31 | vivo Y28 5G |
|---|---|---|
| Chipset | MediaTek Helio G91 | MediaTek Dimensity 6020 |
| RAM (max) | 6 GB | 8 GB+33% |
| Storage options | 128GB | 128GB |
| Storage type | UFS2.1 | UFS 2.2 |
Camera
| Spec | Ulefone Armor X31 | vivo Y28 5G |
|---|---|---|
| Main camera | 48 MP | 50 MP+4% |
| Main aperture | f/1.8 | f/1.8 |
| Max video | 1440p@30fps | 1080p@30fps |
| Front camera | 16 MP+100% | 8 MP |
| OIS | — | No |
Battery
| Spec | Ulefone Armor X31 | vivo Y28 5G |
|---|---|---|
| Capacity | 6,050 mAh+21% | 5,000 mAh |
| Wired charging | 18 W+20% | 15 W |
Design
| Spec | Ulefone Armor X31 | vivo Y28 5G |
|---|---|---|
| Weight | 306 g | 186 g+39% |
| Thickness | 13.7 mm | 8.1 mm+41% |
| IP rating | IP68/IP69K | IP54 |
| Frame material | — | Plastic |
Connectivity
| Spec | Ulefone Armor X31 | vivo Y28 5G |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5.2 | 5.1 |
| NFC | Yes | No |
| USB | USB-C 2.0 | USB-C 2.0 |
| eSIM | — | No |
Software
| Spec | Ulefone Armor X31 | vivo Y28 5G |
|---|---|---|
| OS at launch | — | Android 13 (Funtouch OS 13) |
Audio
| Spec | Ulefone Armor X31 | vivo Y28 5G |
|---|---|---|
| Stereo speakers | — | No |
| 3.5mm jack | Yes | Yes |