Samsung Galaxy M12 vs Samsung Galaxy S25 Ultra
The Samsung Galaxy M12 (2021) runs on the Exynos 850, while the Samsung Galaxy S25 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Samsung Galaxy S25 Ultra leads — 80/100 vs 29/100 (a 51-point difference). Key differences: the main camera is 48 MP vs 200 MP; the Samsung Galaxy S25 Ultra is faster in AnTuTu (3,128,552 vs 234,339); the Samsung Galaxy S25 Ultra is thinner (8.2mm vs 9.7mm).
Profile comparison
Category scores
Samsung Galaxy M12
Samsung Galaxy S25 Ultra
What makes Samsung Galaxy M12 better?
- Overall rating 29/100
What makes Samsung Galaxy S25 Ultra better?
- Higher AnTuTu: 3128552 vs 234339
- Better Geekbench Single: 3100 vs 300
- Better Geekbench Multi: 9760 vs 836
- Faster charging: 45W vs 15W
- Better main camera: 200MP vs 48MP
- Higher refresh rate: 120Hz vs 90Hz
- Lighter: 218g vs 221g
- Higher performance (92/100 vs 16/100)
- Better camera (81/100 vs 31/100)
- Longer battery life (56/100 vs 43/100)
- Better display (88/100 vs 44/100)
- Better portability (46/100 vs 30/100)
Comparison verdict
Comparing the Samsung Galaxy M12 vs the Samsung Galaxy S25 Ultra, the Samsung Galaxy S25 Ultra scores 51 points higher (80/100 vs 29/100). In the "performance" category, the Samsung Galaxy S25 Ultra leads (92/100 vs 16/100). In the "camera" category, the Samsung Galaxy S25 Ultra leads (81/100 vs 31/100). In the "battery" category, the Samsung Galaxy S25 Ultra leads (56/100 vs 43/100). In the "performance" category, the Samsung Galaxy S25 Ultra significantly outperforms the Samsung Galaxy M12 (92/100 vs 16/100). In the "display" category, the Samsung Galaxy S25 Ultra significantly outperforms the Samsung Galaxy M12 (88/100 vs 44/100). In the "camera" category, the Samsung Galaxy S25 Ultra significantly outperforms the Samsung Galaxy M12 (81/100 vs 31/100). In the "battery" category, the Samsung Galaxy S25 Ultra is a bit better (56/100 vs 43/100). In the "portability" category, the Samsung Galaxy S25 Ultra notably outperforms the Samsung Galaxy M12 (46/100 vs 30/100).
Specs comparison
| Specification | Samsung Galaxy M12 | Samsung Galaxy S25 Ultra | |
|---|---|---|---|
| Processor | Exynos 850 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 234339 | 3128552 | |
| Geekbench Single | 300 | 3100 | |
| Geekbench Multi | 836 | 9760 | |
| Display | 6.5" PLS IPS | 6.9" Dynamic AMOLED 2X | |
| Resolution | 720x1600 | 3120x1440 | |
| Refresh rate | 90 Hz | 120 Hz | |
| Battery | 5000 mAh | 5000 mAh | |
| Charging | 15W | 45W | |
| Wireless charging | 0W | 15W | |
| DXOMark (camera) | — | 151 | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 5 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 12 MP | |
| RAM | 4GB / 6GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB / 1TB | |
| OS | Android 11, One UI 3.0 | Android 15 / One UI 7 | |
| Brightness (peak) | — | 2600 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 164.0×75.9×9.7 mm | 162.8×77.6×8.2 mm | |
| Weight | 221 g | 218 g | |
| Launch price | — | $1299 |
Camera comparison
Samsung Galaxy M12
- Main: 48MP f/2.0
- Ultrawide: 5MP
- Front: 8MP
Samsung Galaxy S25 Ultra
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 12MP
Display comparison
Samsung Galaxy M12
- 6.5" PLS IPS
- Resolution: 720x1600
- Refresh rate: 90 Hz
Samsung Galaxy S25 Ultra
- 6.9" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Battery and charging
Samsung Galaxy M12
- 5000 mAh
- Wired: 15W
- No wireless charging
Samsung Galaxy S25 Ultra
- 5000 mAh
- NanoReview test: web browsing 11:10 hrs, total 28:43 hrs
- Wired: 45W
- Wireless: 15W
Overall performance score
We compared Samsung Galaxy M12 and Samsung Galaxy S25 Ultra, covering their specs and all relevant benchmarks.
Samsung Galaxy S25 Ultra leads Samsung Galaxy M12 by 92.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Samsung Galaxy M12
Price unknownDetailed category analysis
performance
In the "performance" category, the Samsung Galaxy S25 Ultra significantly outperforms the Samsung Galaxy M12 (92/100 vs 16/100).
display
In the "display" category, the Samsung Galaxy S25 Ultra significantly outperforms the Samsung Galaxy M12 (88/100 vs 44/100).
camera
In the "camera" category, the Samsung Galaxy S25 Ultra significantly outperforms the Samsung Galaxy M12 (81/100 vs 31/100).
battery
In the "battery" category, the Samsung Galaxy S25 Ultra is a bit better (56/100 vs 43/100).
portability
In the "portability" category, the Samsung Galaxy S25 Ultra notably outperforms the Samsung Galaxy M12 (46/100 vs 30/100).
Frequently asked questions
Which is better: the Samsung Galaxy M12 or the Samsung Galaxy S25 Ultra?
The Samsung Galaxy S25 Ultra significantly outperforms the Samsung Galaxy M12 by 51 points (80/100 vs 29/100).
What is the rating of the Samsung Galaxy M12 and the Samsung Galaxy S25 Ultra?
The Samsung Galaxy M12 has a MobileRank rating of 29/100, the Samsung Galaxy S25 Ultra — 80/100.
Which has the better camera: the Samsung Galaxy M12 or the Samsung Galaxy S25 Ultra?
The Samsung Galaxy S25 Ultra leads on camera score (81/100 vs 31/100).
Which is more powerful: the Samsung Galaxy M12 or the Samsung Galaxy S25 Ultra?
The Samsung Galaxy S25 Ultra leads on performance (92/100 vs 16/100).
Should you choose the Samsung Galaxy M12 over the Samsung Galaxy S25 Ultra?
The Samsung Galaxy S25 Ultra is a better fit for gamers and power users, mobile photography enthusiasts.