Home > Smartphone comparison > Redmi 15C 4G vs Redmi 12C – which one to choose?

Xiaomi Redmi 15C 4G vs Redmi 12C

53 out of 100
Xiaomi Redmi 15C 4G
VS
34 out of 100
Xiaomi Redmi 12C
Xiaomi Redmi 15C 4G
Xiaomi Redmi 12C

Here we compared two budget smartphones: the 6.9-inch Xiaomi Redmi 15C 4G (with MediaTek Helio G81 Ultra) that was released on August 1, 2025, against the Xiaomi Redmi 12C, which is powered by MediaTek Helio G85 and came out 2 years and 7 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory
  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery life
  6. Camera
  7. Comments

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi Redmi 15C 4G
  • Water-resistant body (IP64 classification)
  • Higher display refresh rate – 120 Hz
  • Comes with 1000 mAh larger battery capacity: 6000 vs 5000 mAh
  • Modern USB Type-C port
  • Newer Bluetooth version (v5.4)
  • Supports higher wattage charging (33W versus 10W)
  • Has 2x more RAM: 4GB versus 2GB
  • The phone is 2 years and 7 months newer
  • More recent OS version: Android 15 versus 14

Review

Evaluation of Xiaomi Redmi 15C 4G and Redmi 12C crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation
Select your primary usage scenario to get a more accurate NanoReview Score
πŸ“± Primary usage:

Value for money (Beta)

Should I update?
No 85% Yes
Yes, this is a clear and meaningful upgrade.
Updating from Xiaomi Redmi 12C to Xiaomi Redmi 15C 4G is a clear step forward, and the improvements should be easy to notice.
Main improvements: camera, display, and battery life.

Tests and specifications

Comparison table of technical specifications and tests
Phone:
Redmi 15C 4G
vs
Redmi 12C

Display

Type IPS LCD IPS LCD
Size 6.9 inches 6.71 inches
Resolution 720 x 1600 pixels 720 x 1650 pixels
Aspect ratio 20:9 20.6:9
PPI 254 ppi 268 ppi
Refresh rate 120 Hz 60 Hz
Adaptive refresh rate Yes (60-120 Hz) No
Max rated brightness 810 nits 400 nits
HDR support No No
Touch sampling rate 240 Hz -
Screen protection Corning Gorilla Glass 3 Tempered glass
Screen-to-body ratio 84.3% 82.6%
Display tests
RGB color space - 96.1%
PWM - Not detected
Response time - 30 ms
Contrast - 1191:1
Screen space comparison
Redmi 15C 4G
6.9β€³ (20:9 ratio) = 17.8 in2
Redmi 12C
6.71β€³ (20.6:9 ratio) = 16.5 in2
~7% more screen space
Peak brightness test (auto)
Redmi 15C 4G
n/a
Redmi 12C
400 nits
Sources: NotebookCheck [3]

Design and build

Height 171.56 mm (6.75 inches) 168.76 mm (6.64 inches)
Width 79.47 mm (3.13 inches) 76.41 mm (3.01 inches)
Thickness 7.99 mm (0.31 inches) 8.77 mm (0.35 inches)
Weight 205 g (7.23 oz) 192 g (6.77 oz)
Waterproof IP64 No
Rear material Eco-leather Plastic
Frame material Plastic Plastic
Colors Black, Blue, Green, Orange Black, Blue, Green, Purple
Fingerprint scanner Yes, in-button Yes, rear
Repairability Average (2.63/5) -
Drop resistance Excellent (A) Β· 270 drops -
Screen-to-body ratio
Redmi 15C 4G +2%
84.3%
Redmi 12C
82.6%

Performance

Chipset specifications of Xiaomi Redmi 15C 4G and Xiaomi Redmi 12C
SoC
Chipset MediaTek Helio G81 Ultra MediaTek Helio G85
Max clock 2000 MHz 2000 MHz
CPU cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6 cores at 1.7 GHz: Cortex-A55
- 2 cores at 2 GHz: Cortex-A75		 - 6 cores at 1.8 GHz: Cortex-A55
- 2 cores at 2 GHz: Cortex-A75
Manufacturing TSMC TSMC
Lithography process 12 nanometers 12 nanometers
Neural processor (NPU) Yes Yes
GPU
Graphics Mali-G52 MP2 Mali-G52 MC2
GPU shading units 48 48
GPU clock 820 MHz 1000 MHz
FLOPS ~78.7 GFLOPS ~96 GFLOPS

Benchmarks

Benchmark comparison of Xiaomi Redmi 15C 4G and Xiaomi Redmi 12C
Geekbench 6 (Single-Core)
Redmi 15C 4G
403
Redmi 12C +6%
426
Geekbench 6 (Multi-Core)
Redmi 15C 4G +7%
1384
Redmi 12C
1297
Compute Score (GPU)
Redmi 15C 4G
915
Redmi 12C +15%
1056
Compute Score (GPU) 915 1056
Single-core score 403 426
Multi-core score 1384 1297
Sources: Geekbench [3], [4]
AnTuTu Benchmark 11
Redmi 15C 4G
361928
Redmi 12C
362896
CPU 131538 140129
GPU 23704 28814
Memory 98010 92602
UX 108676 101351
Total score 361928 362896
Samples [5 tests] [6 tests]
3DMark Wild Life Extreme
Stability - 98%
Graphics test - 1 FPS
Graphics score - 187
Sources: 3DMark [5], [6]
PCMark 3.0
Redmi 15C 4G +2%
8744
Redmi 12C
8549
Web score 9949 7353
Video editing 5889 6239
Photo editing 17453 18329
Data manipulation 5631 5536
Writing score 9299 9821
Submit your benchmark results

Recent User Tests

The latest benchmark tests that have been submitted by users
Xiaomi Redmi 15C 4G
DateBenchmarkResult
πŸ“˜ 2026-09-26 (Junior)AnTuTu 12398363
πŸ“˜ 2026-09-08 (BerQt)AnTuTu 11348068
πŸ“˜ 2026-06-07 (Sg)AnTuTu 11367297
πŸ“˜ 2026-06-07 (Sg)AnTuTu 11367297
πŸ“˜ 2026-06-07 (Chelzie)AnTuTu 11352100
Add View all (7)
Xiaomi Redmi 12C
DateBenchmarkResult
πŸ“˜ 2026-09-15 (Bruno)AnTuTu 12411293
πŸ“˜ 2026-09-08 (Ramjan miah)AnTuTu 11320749
πŸ“˜ 2026-05-11 (Zero)AnTuTu 11348562
πŸ“˜ 2026-04-25 -> Alexandro_Redmi12cAnTuTu 11381175
πŸ“˜ 2026-03-29 (Dano)AnTuTu 11376190
Add View all (11)

Memory

RAM
RAM size 4 GB 2 GB
Memory type LPDDR4X LPDDR4X
Memory clock 1800 MHz -
Channels 2 2
Storage
Storage size 128 GB 32 GB
Storage type eMMC 5.1 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max size Up to 1024 GB Up to 1024 GB

Software

Operating system Android 15 Android 12 (Can be upgraded to Android 14)
ROM HyperOS 2.0 HyperOS 1.0
OS size - 13 GB
OS updates 5 years 2 years
Security updates - 2 years

Battery

Capacity 6000 mAh 5000 mAh
Max charge power 33 W 10 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging No No
Reverse charging No No
Bypass charging No -
Fast charging Yes (50% in 40 min) No
Full charging time 1:37 hr 2:05 hr
Battery cycles 1000 cycles -
Add your battery life

Main camera

Matrix 50 megapixels 50 megapixels
Image resolution 8160 x 6144 8150 x 6150
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K video recording No No
4K video recording No No
1080p video recording Up to 30FPS Up to 30FPS
Lenses 1) Standard: 50 MP
2) Depth
1) Standard: 50 MP
2) Depth: 0.1 MP
Camera features - Bokeh mode
- Pro mode		 - Bokeh mode
- Pro mode
Standard lens
Image resolution 50 MP 50 MP
Aperture f/1.8 f/1.8
Focal length 28 mm -
Sensor Samsung S5KJNS -
Sensor size 1/2.96" (β‰ˆ 0.34 inch) 1/2.76" (β‰ˆ 0.36 inch)
Pixel size 0.64 micron -
Autofocus Phase autofocus Phase autofocus
Stabilization Digital Digital

Selfie camera

Megapixels 8 megapixels 5 megapixels
Image resolution - 2592 x 1944
Aperture f/2.0 f/2.2
Sensor Smartsens SC1320CS CMOS
Sensor size 1/3.06" (β‰ˆ 0.33 inch) -
Pixel size 1.12 micron -
Autofocus No No
Stabilization No Digital
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5.1
Bluetooth features LE LE
USB type USB Type-C Micro USB
USB version 2 2
USB features - Charging
- USB-Storage mode
- OTG		 - Charging
- USB-Storage mode
- OTG
DisplayPort No -
GPS GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo
NFC* Depends on the region Depends on the region
Infrared port No No
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* - 7
5G support No No

Sound

Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio Yes Yes
Dolby Atmos No No
Speakers test
Max loudness
Redmi 15C 4G
n/a
Redmi 12C
79.7 dB

Other

Category Budget Budget
Announced August 2025 December 2022
Release date August 2025 January 2023
Launch price (MSRP) $179 $150
Successor - - Xiaomi Redmi 15C 4G
Sensors - Accelerometer
- Ambient light sensor
- Compass
- Fingerprint		 - Accelerometer
- Fingerprint
Bundled charger Yes, 33 W Yes, 10 W
Further details
Notes on Redmi 15C 4G:
    - The back cover is either glass or eco-leather.
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Xiaomi Redmi 15C 4G is definitely a better buy.

Cast your vote

So, which phone would you choose?
3 (30%)
7 (70%)
Total votes: 10

Related comparisons

1. Xiaomi Redmi 12C vs Xiaomi Redmi 10C (2)
2. Xiaomi Redmi 12C vs Xiaomi Redmi 13C
3. Xiaomi Redmi 12C vs Xiaomi Redmi 12
4. Xiaomi Redmi 15C 4G vs Tecno Spark 40 (1)
5. Xiaomi Redmi 15C 4G vs Infinix Hot 60 5G
6. Xiaomi Redmi 15C 4G vs Xiaomi Redmi A5 4G
7. Xiaomi Redmi 15C 4G vs Xiaomi Redmi 14C (1)
8. Xiaomi Redmi 15C 4G vs Xiaomi Redmi 15 4G
9. Xiaomi Redmi 15C 4G vs Honor X6c
Compare other phones (860+)

User opinions

You can share your opinion or ask a question in the comments below
🌐 Register your profile and become part of NanoReview community!
EnglishРусский