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

Realme 12 5G vs Oppo Reno 15

53 out 100
Realme 12 5G
VS
83 out 100
Oppo Reno 15
Realme 12 5G
Oppo Reno 15

Compared 2 smartphones : Realme 12 5G Manufactured in March, 2024, with display 6.72 with chipsetMediaTek Dimensity 6100 Plus, 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 Realme 12 5G
  • Larger display: 6.72in
  • Supports Dolby Atmos
Reasons to choose Oppo Reno 15
  • Higher pixel density: 460ppi
  • Lighter design: 187g vs 188g
  • Higher battery capacity: 6200mAh vs 5000mAh
  • Newer Bluetooth version: 5.4 vs 5.2
  • Infrared port
  • Built-in eSIM

Versions

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

Review

Key Specs Realme 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:
Realme 12 5G
vs
Oppo Reno 15

Display

Display quality comparison
Type IPS LCD AMOLED
Size 6.72 in 6.32 in
Resolution 1080x2400 pixels 1216x2640 pixels
Aspect ratio 20:9 19.5:9
Pixel density 392 ppi 460 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 950 nits 600 nits
HDR support No Yes, HDR10+
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 86.5 % 89.6 %
Features DCI-P3 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 165.6 mm (6.52 in) 151.21 mm (5.95 in)
Width 76.1 mm (3 in) 72.42 mm (2.85 in)
Thickness 7.69 mm (0.3 in) 7.99 mm (0.31 in)
Weight 188 g (6.63 oz) 187 g (6.6 oz)
Water resistance IP54 IP69
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - Green
- Purple		 - White
- Gold
- Brown
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Realme 12 5G
86.5 %
Oppo Reno 15
89.6 %

Performance

Testing Realme 12 5G and Oppo Reno 15 In benchmarks
Processor
Chipset MediaTek Dimensity 6100 Plus 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-A76)		 - 4/2.1 (Cortex-A725)
- 3/3 (Cortex-A725)
- 1/3.25 (Cortex-A725)
Process TSMC TSMC
Transistor Size 6 nm 4 nm
Neural Processor Yes MediaTek NPU 880
Graphics Mali-G57 MP2 Mali-G720 MP7
GPU Cores 128 896
GPU Frequency 950 MHz 1300 MHz
FLOPS 243.2 GFLOPS 2329.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Realme 12 5G
734
Oppo Reno 15
1686
Geekbench 6 (Multi-Core)
Realme 12 5G
1930
Oppo Reno 15
5130
Geekbench 6 (Single-Core)7341686
Geekbench 6 (Multi-Core)19305130
Geekbench Compute (GPU)1279n/a
Sources: Geekbench v6 [Realme 12 5G], [Oppo Reno 15]
AnTuTu 10
AnTuTu 10
Realme 12 5G
427848
Oppo Reno 15
1368197
CPU138397286007
GPU62224548893
Memory112012267249
UX115215266048
NanoReview Score4278481368197

Memory

RAM
RAM Size - 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 14 Android 16
UI Skin Realme UI 5.0 ColorOS 16

Battery

Volume 5000 mAh 6200 mAh
Max Charging Power 45 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 (50% in 30 min) Yes (73% in 30 min)
Full Charge Time 1:17 h 0:52 h

Main camera

Matrix 108 MP 200 MP
Photo resolution 12000x9000 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: 108 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
Matrix108 MP200 MP
Aperturef/1.8f/1.8
Focal length24 mm24 mm
SensorSamsung HM6n/a
Sensor size1/1.671/1.56 (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 n/a 8192x6144 pixels
Aperture f/2.0 f/2.0
Focal length 26 mm 18 mm
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 5.2 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 No No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Varies by region Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotYesNo
2G BandsGSM 850/900/1800MHzGSM 850/900/1800MHz
3G BandsWCDMA 1/5/8WCDMA 1/4/5/8/19
LTE Bands*LTE (B1/B3/B5/B8/B28B/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 Stereo n/a
3.5 mm Jack Yes No
FM Radio No No
Dolby Atmos Yes No

Other

Class Mid-range Mid-range
Announced March, 2024 yr November, 2025 yr
Release Date March, 2024 yr November, 2025 yr
Launch Price ($) 250 n/a
MSRP ($) n/a 400
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 45 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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