Redmi A4 5G vs Ulefone Armor 28 Ultra
20Performance55.2
44.1Display53.7
29Camera46.8
40.3Battery94.7
36Features60
3 spec wins — Redmi A4 5G6 spec wins — Ulefone Armor 28 Ultra
InnoReviews verdict
Ulefone Armor 28 Ultra wins this phone face-off, 61.6 to 32.3, pulling ahead mainly in battery (+54) and performance (+35). Redmi A4 5G still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Redmi A4 5G
- 58% lower thickness: 8.2 mm vs 19.4 mm
- 53% lower weight: 212 g vs 450 g
Reasons to pick the Ulefone Armor 28 Ultra
- Stronger performance score: 55 vs 20
- Stronger display score: 54 vs 44
- Stronger camera score: 47 vs 29
- Stronger battery score: 95 vs 40
- Stronger features score: 60 vs 36
Display
| Spec | Redmi A4 5G | Ulefone Armor 28 Ultra |
|---|---|---|
| Screen size | 6.88 ″+3% | 6.67 ″ |
| Panel type | IPS LCD | AMOLED |
| Resolution | 720x1640 | 1080x2400 |
| Pixel density | 260 ppi | 395 ppi+52% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 600 nits | 2,200 nits+267% |
| Screen-to-body | 90 % | — |
Performance
| Spec | Redmi A4 5G | Ulefone Armor 28 Ultra |
|---|---|---|
| Chipset | Snapdragon 4s Gen 2 | MediaTek Dimensity 9300+ |
| Geekbench 6 (single) | — | 2,158Top 29% |
| Geekbench 6 (multi) | — | 7,082Top 22% |
| RAM (max) | 4 GB | 16 GB+300% |
| Storage options | 64/128GB | 1TB |
| Storage type | UFS 2.2 | UFS 4.0 |
Camera
| Spec | Redmi A4 5G | Ulefone Armor 28 Ultra |
|---|---|---|
| Main camera | 50 MP | 50 MP |
| Main aperture | f/1.8 | f/1.9 |
| Ultra-wide | — | 50 MP |
| Max video | 1080p@30fps | 8K@30fps |
| Front camera | 5 MP | 50 MP+900% |
| OIS | — | No |
Battery
| Spec | Redmi A4 5G | Ulefone Armor 28 Ultra |
|---|---|---|
| Capacity | 5,160 mAh | 10,600 mAh+105% |
| Wired charging | 18 W | 120 W+567% |
| Wireless charging | — | 50 W |
Design
| Spec | Redmi A4 5G | Ulefone Armor 28 Ultra |
|---|---|---|
| Weight | 212 g+53% | 450 g |
| Thickness | 8.2 mm+58% | 19.4 mm |
| IP rating | IP52 | IP68/IP69K |
| Frame material | Plastic | — |
Connectivity
| Spec | Redmi A4 5G | Ulefone Armor 28 Ultra |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.0 | 5.4 |
| NFC | — | Yes |
| USB | USB-C | USB-C 3.2 Gen 2 |
| eSIM | — | No |
Software
| Spec | Redmi A4 5G | Ulefone Armor 28 Ultra |
|---|---|---|
| OS at launch | Android 14 (HyperOS) | Android 14 |
| OS update pledge | 2 years | — |
Audio
| Spec | Redmi A4 5G | Ulefone Armor 28 Ultra |
|---|---|---|
| Stereo speakers | No | No |
| 3.5mm jack | Yes | Yes |
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