Samsung Galaxy M55s vs Vivo iQOO 15 Ultra
The Samsung Galaxy M55s (2024) runs on the Qualcomm Snapdragon 7 Gen 1, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 55/100 (a 34-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 859,516); the Samsung Galaxy M55s is noticeably lighter (180g vs 227g).
Profile comparison
Category scores
Samsung Galaxy M55s
Vivo iQOO 15 Ultra
What makes Samsung Galaxy M55s better?
- Lighter: 180g vs 227g
- Better portability (73/100 vs 35/100)
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 859516
- Better Geekbench Single: 3639 vs 1044
- Better Geekbench Multi: 11047 vs 2785
- Bigger battery: 7400 vs 5000 mAh
- Faster charging: 120W vs 45W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 55/100)
- Better camera (78/100 vs 44/100)
- Longer battery life (92/100 vs 48/100)
- Better display (99/100 vs 79/100)
Comparison verdict
Comparing the Samsung Galaxy M55s vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 34 points higher (89/100 vs 55/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 55/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 44/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 48/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy M55s (99/100 vs 55/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Samsung Galaxy M55s (99/100 vs 79/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy M55s (78/100 vs 44/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy M55s (92/100 vs 48/100). In the "portability" category, the Samsung Galaxy M55s significantly outperforms the Vivo iQOO 15 Ultra (73/100 vs 35/100).
Specs comparison
| Specification | Samsung Galaxy M55s | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 7 Gen 1 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 859516 | 4602290 | |
| Geekbench Single | 1044 | 3639 | |
| Geekbench Multi | 2785 | 11047 | |
| Display | 6.7" Super AMOLED+ | 6.8" LTPO AMOLED | |
| Resolution | 1080x2400 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 5000 mAh | 7400 mAh | |
| Charging | 45W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 50 MP | 32 MP | |
| RAM | 8GB | 12GB / 16GB / 24GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 14, up to 4 major Android upgrades, One UI 6.1 | Android 16 | |
| Brightness (peak) | 1000 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 163.9×76.5×7.8 mm | 163.7×76.8×8.7 mm | |
| Weight | 180 g | 227 g | |
| Launch price | — | $799 |
Camera comparison
Samsung Galaxy M55s
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 50MP
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Samsung Galaxy M55s
- 6.7" Super AMOLED+
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Battery and charging
Samsung Galaxy M55s
- 5000 mAh
- Wired: 45W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Overall performance score
We compared Samsung Galaxy M55s and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Samsung Galaxy M55s by 81.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Samsung Galaxy M55s
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy M55s (99/100 vs 55/100).
display
In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Samsung Galaxy M55s (99/100 vs 79/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy M55s (78/100 vs 44/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy M55s (92/100 vs 48/100).
portability
In the "portability" category, the Samsung Galaxy M55s significantly outperforms the Vivo iQOO 15 Ultra (73/100 vs 35/100).
Frequently asked questions
Which is better: the Samsung Galaxy M55s or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Samsung Galaxy M55s by 34 points (89/100 vs 55/100).
What is the rating of the Samsung Galaxy M55s and the Vivo iQOO 15 Ultra?
The Samsung Galaxy M55s has a MobileRank rating of 55/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Samsung Galaxy M55s or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 44/100).
Which is more powerful: the Samsung Galaxy M55s or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 55/100).
Should you choose the Samsung Galaxy M55s over the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.