Samsung Galaxy S21 5G vs Xiaomi Redmi 13C
Compare Samsung Galaxy S21 5G vs Xiaomi Redmi 13C side by side: Exynos 2100 / Snapdragon 888 5G (5 nm) vs MediaTek Helio G85 (12 nm), 12MP vs 50MP camera…
Samsung
Galaxy S21 5G
$799
10categories won
Xiaomi
Redmi 13C
$129
7categories won
3 categories tied · 20 scored in total · add a third phone
Which one wins?
Xiaomi Redmi 13C takes the overall win
The Xiaomi Redmi 13C proves superior overall against the Samsung Galaxy S21 5G, outperforming on battery endurance and daily usability. In camera testing, the Galaxy S21 5G leads with sharper imaging, while battery endurance leans towards the Redmi 13C. Choose the Redmi 13C if you want the highest performance ceiling, or opt for the Galaxy S21 5G if its specific hardware strengths better fit your budget.
Redmi 13C takes battery honors offering 5,000 mAh alongside 18W charging.
Redmi 13C provides greater sustained gaming output with its MediaTek Helio G85 (12 nm) and 8GB RAM.
Galaxy S21 5G wins photography with 12MP main imaging and 3x dedicated optical zoom.
Redmi 13C wins on budget and value at $129 compared to $799.
Category verdicts are computed algorithmically from verified technical specifications and hardware benchmarks. Rows where neither figure is objectively better — screen size preference, operating system choice, aesthetic build materials — are displayed for direct reference without scoring bias.
Galaxy S21 5G vs Redmi 13C: specifications compared
Display
| Specification | Galaxy S21 5G | Redmi 13C |
|---|---|---|
| Screen size | 6.2" | 6.74" |
| Resolution | 1080 x 2400Winner | 720 x 1600 |
| Pixel density | 424 ppiWinner | 260 ppi |
| Refresh rate | 120 HzWinner | 90 Hz |
| Peak brightness | 1300 nitsWinner | 600 nits |
Performance
| Specification | Galaxy S21 5G | Redmi 13C |
|---|---|---|
| Chipset | Exynos 2100 / Snapdragon 888 5G (5 nm) | MediaTek Helio G85 (12 nm) |
| Process node | 5 nmWinner | 12 nm |
| AnTuTu score | 820,000 | 3,200,000Winner |
| Geekbench multi | 3720 | 10800Winner |
| Maximum RAM | 8 GB | 8 GB |
| Maximum storage | 128GB | 256GBWinner |
Camera
| Specification | Galaxy S21 5G | Redmi 13C |
|---|---|---|
| Main sensor | 12 MP | 50 MPWinner |
| Rear cameras | 3 | 3 |
| Optical zoom | 3x | — |
| Ultrawide | 12 MP | — |
| Selfie camera | 10 MPWinner | 8 MP |
| Max video | 8K at 24fps / 4K at 60fps | 1080p at 30fps |
Battery and charging
| Specification | Galaxy S21 5G | Redmi 13C |
|---|---|---|
| Capacity | 4,000 mAh | 5,000 mAhWinner |
| Wired charging | 25 WWinner | 18 W |
| Wireless charging | 15 W | 25 WWinner |
Design
| Specification | Galaxy S21 5G | Redmi 13C |
|---|---|---|
| Weight | 169 gWinner | 192 g |
| Thickness | 7.9 mm | 8.09 mm |
| Water resistance | IP68 | IP52 |
| Build | Aluminum frame, glastic back, Gorilla Glass Victus front | Corning Gorilla Glass front, composite plastic frame and matte textured back |
Software and support
| Specification | Galaxy S21 5G | Redmi 13C |
|---|---|---|
| Operating system | Android 11 | Android 13, upgradable to Android 14 (HyperOS) |
| OS updates | 4 yearsWinner | 2 years |
| Security updates | 5 yearsWinner | 2 years |
Connectivity and value
| Specification | Galaxy S21 5G | Redmi 13C |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6 (802.11ax) | Wi-Fi 7 (802.11be, tri-band 2.4/5/6GHz, 320MHz bandwidth) |
| Storage expansion | None | microSD |
| 3.5mm jack | No | No |
| Launch price | $799 | $129Winner |
Samsung Galaxy S21 5G
Highlighting Samsung's two-tone Contour-Cut camera housing and iconic Phantom Violet finish, the Galaxy S21 delivers 8K video capture, flat 120Hz AMOLED smoothness, and a featherlight 169g frame.
- Display
- 6.2"
- Chipset
- Exynos 2100 / Snapdragon 888 5G (5 nm)
- Main camera
- 12MP
- Battery
- 4,000mAh
Xiaomi Redmi 13C
The Xiaomi Redmi 13C redefined entry-level smartphone quality with an expansive 6.74-inch 90Hz display, sleek 8.09mm flat-edge design, 50MP AI triple camera, and USB-C fast charging at an ultra-accessible sub-$130 price point.
- Display
- 6.74"
- Chipset
- MediaTek Helio G85 (12 nm)
- Main camera
- 50MP
- Battery
- 5,000mAh