Home Phone comparison Xiaomi Redmi 12 5G and Oppo Reno 15 - Which is better?

Xiaomi Redmi 12 5G vs Oppo Reno 15

54 out 100
Xiaomi Redmi 12 5G
VS
83 out 100
Oppo Reno 15
Xiaomi Redmi 12 5G
Oppo Reno 15

Compared 2 smartphones : Xiaomi Redmi 12 5G Manufactured in August, 2023, with display 6.79 with chipsetQualcomm Snapdragon 4 Gen 2, vs Oppo Reno 15, Manufactured in November, 2025with chipsetMediaTek Dimensity 8450. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Xiaomi Redmi 12 5G
  • Larger display: 6.79in
Reasons to choose Oppo Reno 15
  • Higher pixel density: 460ppi
  • Higher refresh rate: 120Hz
  • Lighter design: 187g vs 199g
  • Higher battery capacity: 6200mAh vs 5000mAh
  • Newer Bluetooth version: 5.4 vs 5.3
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 4/128 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB		 - 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Xiaomi Redmi 12 5G and Oppo Reno 15
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Xiaomi Redmi 12 5G
vs
Oppo Reno 15

Display

Display quality comparison
Type IPS LCD AMOLED
Size 6.79 in 6.32 in
Resolution 1080x2460 pixels 1216x2640 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 396 ppi 460 ppi
Refresh rate 90 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 550 nits 600 nits
HDR support No Yes, HDR10+
Screen-to-body ratio 88 % 89.6 %
Features DCI-P3 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 168.6 mm (6.64 in) 151.21 mm (5.95 in)
Width 76.3 mm (3 in) 72.42 mm (2.85 in)
Thickness 8.2 mm (0.32 in) 7.99 mm (0.31 in)
Weight 199 g (7.02 oz) 187 g (6.6 oz)
Water resistance IP53 IP69
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - Black
- Silver
- Blue		 - White
- Gold
- Brown
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Xiaomi Redmi 12 5G
88 %
Oppo Reno 15
89.6 %

Performance

Testing Xiaomi Redmi 12 5G and Oppo Reno 15 In benchmarks
Processor
Chipset Qualcomm Snapdragon 4 Gen 2 MediaTek Dimensity 8450
Max Frequency 2200 MHz 3250 MHz
CPU Cores 8 (2 + 6) 8 (1 + 3 + 4)
Architecture - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A78)		 - 4/2.1 (Cortex-A725)
- 3/3 (Cortex-A725)
- 1/3.25 (Cortex-A725)
Process Samsung TSMC
Transistor Size 4 nm 4 nm
Neural Processor Yes MediaTek NPU 880
Graphics Adreno 613 Mali-G720 MP7
GPU Cores 192 896
GPU Frequency 955 MHz 1300 MHz
FLOPS 244.5 GFLOPS 2329.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi 12 5G
918
Oppo Reno 15
1686
Geekbench 6 (Multi-Core)
Xiaomi Redmi 12 5G
2125
Oppo Reno 15
5130
Geekbench 6 (Single-Core)9181686
Geekbench 6 (Multi-Core)21255130
Sources: Geekbench v6 [Xiaomi Redmi 12 5G], [Oppo Reno 15]
AnTuTu 10
AnTuTu 10
Xiaomi Redmi 12 5G
424194
Oppo Reno 15
1368197
CPU150237286007
GPU49885548893
Memory119076267249
UX104996266048
NanoReview Score4241941368197

Memory

RAM
RAM Size - 4 GB
- 6 GB
- 8 GB		 12 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 2133 MHz 4266 MHz
Channels 2 4
Storage
Storage Capacity- 128 GB
- 256 GB		256 GB
Storage TypeUFS 2.2UFS 3.1
Memory CardMicroSDNo

Software

OS Android 13 (Upgradeable to Android 15) Android 16
UI Skin HyperOS 2.0 ColorOS 16

Battery

Volume 5000 mAh 6200 mAh
Max Charging Power 18 W 80 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes (28% in 30 min) Yes (73% in 30 min)
Full Charge Time 2:24 h 0:52 h

Main camera

Matrix 50 MP 200 MP
Photo resolution 8150x6150 pixels n/a
Zoom Digital Optical, 3.5x
Flash LED LED
Stabilization Digital Optical
8K Recording No No
4K Recording No Yes (Up to 60 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion 120 fps (720p) 240 fps (1080p)
Wide-angle lens n/a 116 °
Lenses count Standard: 50 MP
Depth: 2 MP		 Standard: 200 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP200 MP
Aperturef/1.8f/1.8
Focal lengthn/a24 mm
Sensor sizen/a1/1.56 (0.64)
Pixel sizen/a0.5 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.8
Focal lengthn/a85 mm
Stabilizationn/aOptical
Ultra-wide lens
Matrixn/a50 MP
Aperturen/af/2.0
Focal lengthn/a16 mm
Stabilizationn/aDigital

Front camera

Matrix 8 MP 50 MP
Photo resolution 3264x2448 pixels 8192x6144 pixels
Aperture f/2.0 f/2.0
Focal length n/a 18 mm
Sensor CMOS n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.3 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Varies by region Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM 2/3/5/8GSM 850/900/1800MHz
3G BandsWCDMA 1/5/8WCDMA 1/4/5/8/19
LTE Bands*LTE (B1/B3/B5/B8/B40/B41)LTE (B1/B2/B3/B4/B5/B8/B18/B19/B25/B26/B28/B34/B38/B39/B40/B41/B42/B43/B48/B66)
LTE category18n/a
5G SupportYesYes

Sound

Speakers Mono n/a
3.5 mm Jack Yes No
FM Radio No No
Dolby Atmos n/a No

Other

Class Budget Mid-range
Announced August, 2023 yr November, 2025 yr
Release Date August, 2023 yr November, 2025 yr
Launch Price ($) 190 n/a
MSRP ($) n/a 400
Sensors - Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 22 W Yes, 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Oppo Reno 15 the clear winner in this comparison.

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