Realme C100i vs Samsung Galaxy S26 Ultra
The Realme C100i (2026) runs on the Unisoc T7250, while the Samsung Galaxy S26 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $119 and $1299. By overall MobileRank rating, the Samsung Galaxy S26 Ultra leads — 84/100 vs 34/100 (a 50-point difference). Key differences: the Realme C100i has the bigger battery (7000 mAh vs 5000); the main camera is 8 MP vs 200 MP; the Samsung Galaxy S26 Ultra has NFC for contactless payments, the Realme C100i doesn't.
Realme C100i
Samsung Galaxy S26 Ultra
- Bigger battery: 7000 vs 5000 mAh
- Lighter: 208g vs 214g
- Cheaper at launch: $119 vs $1299
- Overall rating 34/100
- Better Geekbench Single: 3601 vs 600
- Better Geekbench Multi: 10686 vs 1800
- Faster charging: 60W vs 15W
- Better main camera: 200MP vs 8MP
- Higher performance (96/100 vs 32/100)
- Better camera (86/100 vs 10/100)
- Longer battery life (61/100 vs 55/100)
- Better display (88/100 vs 55/100)
- Better portability (51/100 vs 50/100)
Comparing the Realme C100i vs the Samsung Galaxy S26 Ultra, the Samsung Galaxy S26 Ultra scores 50 points higher (84/100 vs 34/100). In the "performance" category, the Samsung Galaxy S26 Ultra leads (96/100 vs 32/100). In the "camera" category, the Samsung Galaxy S26 Ultra leads (86/100 vs 10/100). Value score: Realme C100i — 50/100, Samsung Galaxy S26 Ultra — 76/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Samsung Galaxy S26 Ultra significantly outperforms the Realme C100i (96/100 vs 32/100). In the "display" category, the Samsung Galaxy S26 Ultra significantly outperforms the Realme C100i (88/100 vs 55/100). In the "camera" category, the Samsung Galaxy S26 Ultra significantly outperforms the Realme C100i (86/100 vs 10/100). In the "battery" category, the Samsung Galaxy S26 Ultra is a bit better (61/100 vs 55/100). In the "portability" category, the Samsung Galaxy S26 Ultra and the Realme C100i are nearly equal (51/100 vs 50/100).
| Specification | Realme C100i | Samsung Galaxy S26 Ultra | |
|---|---|---|---|
| Processor | Unisoc T7250 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | — | 3515964 | |
| Geekbench Single | 600 | 3601 | |
| Geekbench Multi | 1800 | 10686 | |
| Display | 6.8" IPS LCD | 6.9" Dynamic AMOLED 2X | |
| Resolution | 720x1570 | 3120x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7000 mAh | 5000 mAh | |
| Charging | 15W | 60W | |
| Wireless charging | 0W | 25W | |
| DXOMark (camera) | — | 157 | |
| Main camera | 8 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 5 MP | 12 MP | |
| RAM | 4GB / 6GB | 12GB / 16GB | |
| Storage | 64GB / 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 16 / One UI 8.5 | |
| Brightness (peak) | — | 2600 nits | |
| NFC | no | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 166.5×78.2×8.4 mm | 163.6×78.1×7.9 mm | |
| Weight | 208 g | 214 g | |
| Launch price | $119 | $1299 |
Realme C100i
- Main: 8MP f/f/2.0
- Front: 5MP
Samsung Galaxy S26 Ultra
- Main: 200MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 12MP
Realme C100i
- 6.8" IPS LCD
- Resolution: 720x1570
- Refresh rate: 120 Hz
Samsung Galaxy S26 Ultra
- 6.9" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Realme C100i
- 7000 mAh
- Wired: 15W
- No wireless charging
Samsung Galaxy S26 Ultra
- 5000 mAh
- NanoReview test: web browsing 10:12 hrs, total 28:50 hrs
- Wired: 60W
- Wireless: 25W
Launch price difference: $1180. Realme C100i was $1180 cheaper at launch.
performance
In the "performance" category, the Samsung Galaxy S26 Ultra significantly outperforms the Realme C100i (96/100 vs 32/100).
display
In the "display" category, the Samsung Galaxy S26 Ultra significantly outperforms the Realme C100i (88/100 vs 55/100).
camera
In the "camera" category, the Samsung Galaxy S26 Ultra significantly outperforms the Realme C100i (86/100 vs 10/100).
battery
In the "battery" category, the Samsung Galaxy S26 Ultra is a bit better (61/100 vs 55/100).
portability
In the "portability" category, the Samsung Galaxy S26 Ultra and the Realme C100i are nearly equal (51/100 vs 50/100).
Which is better: the Realme C100i or the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S26 Ultra significantly outperforms the Realme C100i by 50 points (84/100 vs 34/100).
What is the rating of the Realme C100i and the Samsung Galaxy S26 Ultra?
The Realme C100i has a MobileRank rating of 34/100, the Samsung Galaxy S26 Ultra — 84/100.
Which has the better camera: the Realme C100i or the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S26 Ultra leads on camera score (86/100 vs 10/100).
Which is more powerful: the Realme C100i or the Samsung Galaxy S26 Ultra?
The Samsung Galaxy S26 Ultra leads on performance (96/100 vs 32/100).
Should you choose the Realme C100i over the Samsung Galaxy S26 Ultra?
The Realme C100i is a better fit for everyday use. The Samsung Galaxy S26 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, budget-conscious buyers.