Redmi 15 vs Ulefone Armor 28 Ultra
21.8Performance55.2
50.5Display53.7
29Camera46.8
66.7Battery94.7
28Features60
4 spec wins — Redmi 1510 spec wins — Ulefone Armor 28 Ultra
InnoReviews verdict
Ulefone Armor 28 Ultra wins this phone face-off, 61.6 to 38.6, pulling ahead mainly in performance (+33) and features (+32). Redmi 15 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Redmi 15
- 57% lower thickness: 8.4 mm vs 19.4 mm
- 52% lower weight: 214 g vs 450 g
- 20% higher Refresh rate: 144 Hz vs 120 Hz
Reasons to pick the Ulefone Armor 28 Ultra
- Stronger performance score: 55 vs 22
- Stronger display score: 54 vs 51
- Stronger camera score: 47 vs 29
- Stronger battery score: 95 vs 67
- Stronger features score: 60 vs 28
Display
| Spec | Redmi 15 | Ulefone Armor 28 Ultra |
|---|---|---|
| Screen size | 6.9 ″+3% | 6.67 ″ |
| Panel type | IPS LCD | AMOLED |
| Resolution | 1080x2340 | 1080x2400 |
| Pixel density | 374 ppi | 395 ppi+6% |
| Refresh rate | 144 Hz+20% | 120 Hz |
| Peak brightness | 850 nits | 2,200 nits+159% |
Performance
| Spec | Redmi 15 | Ulefone Armor 28 Ultra |
|---|---|---|
| Chipset | Snapdragon 685 | MediaTek Dimensity 9300+ |
| Geekbench 6 (single) | 474Bottom 9% | 2,158+355%Top 29% |
| Geekbench 6 (multi) | 1,620Bottom 10% | 7,082+337%Top 22% |
| Wild Life Extreme stability | 99 %Top 39% | — |
| RAM (max) | 8 GB | 16 GB+100% |
| Storage options | 128/256GB | 1TB |
| Storage type | UFS 2.2 | UFS 4.0 |
Camera
| Spec | Redmi 15 | 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 | 8 MP | 50 MP+525% |
| OIS | No | No |
Battery
| Spec | Redmi 15 | Ulefone Armor 28 Ultra |
|---|---|---|
| Capacity | 7,000 mAh | 10,600 mAh+51% |
| Wired charging | 33 W | 120 W+264% |
| Wireless charging | — | 50 W |
Design
| Spec | Redmi 15 | Ulefone Armor 28 Ultra |
|---|---|---|
| Weight | 214 g+52% | 450 g |
| Thickness | 8.4 mm+57% | 19.4 mm |
| IP rating | IP64 | IP68/IP69K |
| Frame material | Plastic | — |
Connectivity
| Spec | Redmi 15 | Ulefone Armor 28 Ultra |
|---|---|---|
| 5G | No | Yes |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 7 |
| Bluetooth | 5.0 | 5.4 |
| NFC | Yes | Yes |
| USB | USB-C 2.0 | USB-C 3.2 Gen 2 |
| eSIM | No | No |
Software
| Spec | Redmi 15 | Ulefone Armor 28 Ultra |
|---|---|---|
| OS at launch | Android 15 (HyperOS 2) | Android 14 |
| OS update pledge | 2 years | — |
Audio
| Spec | Redmi 15 | Ulefone Armor 28 Ultra |
|---|---|---|
| Stereo speakers | No | No |
| 3.5mm jack | No | Yes |
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