Oppo Realme C33 vs Realme C25

Here we compared two budget smartphones: the 6.5-inch Oppo Realme C33 (with Unisoc Tiger T612) that was released on September 6, 2022, against the Oppo Realme C25, which is powered by MediaTek Helio G70 and came out 18 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Oppo Realme C33
  • The phone is 1-year and 6-months newer
  • More recent OS version: Android 12 versus 11
  • Faster storage type - UFS 2.2 versus eMMC 5.1
  • Weighs 22 grams less
Reasons to consider the Oppo Realme C25
  • Comes with 1000 mAh larger battery capacity: 6000 vs 5000 mAh
  • Modern USB Type-C port
  • Compatible with Wi-Fi 5 wireless networks
  • Supports 18W fast charging
  • Reverse charging feature
  • The front-facing camera can record video at 1080p

Review

Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
Networks, ports, data transmission
NanoReview score
Final comparison evaluation

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Price

Tests and specifications

Comparison table of technical specifications and tests

Display

Type IPS LCD IPS LCD
Size 6.5 inches 6.5 inches
Resolution 720 x 1600 pixels 720 x 1600 pixels
Aspect ratio 20:9 20:9
PPI 270 ppi 270 ppi
Refresh rate 60 Hz 60 Hz
Max rated brightness 400 nits 480 nits
HDR support No No
Screen protection Tempered glass Corning Gorilla Glass 3
Screen-to-body ratio 82.1% 81.7%

Design and build

Height 164.2 mm (6.46 inches) 164.5 mm (6.48 inches)
Width 75.7 mm (2.98 inches) 75.9 mm (2.99 inches)
Thickness 8.3 mm (0.33 inches) 9.6 mm (0.38 inches)
Weight 187 gramm (6.6 oz) 209 gramm (7.37 oz)
Waterproof No No
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors Gold, Blue Gray, Blue
Fingerprint scanner Yes, in home button Yes, rear
Screen-to-body ratio
82.1%
81.7%

Performance

Tests of Oppo Realme C33 and Oppo Realme C25 in the benchmarks
SoC
Chipset Unisoc Tiger T612 MediaTek Helio G70
Max. clock 1800 MHz 2000 MHz
CPU cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6 cores at 1.8 GHz: Cortex-A55
- 2 cores at 1.8 GHz: Cortex-A75
- 6 cores at 1.7 GHz: Cortex-A55
- 2 cores at 2 GHz: Cortex-A75
L3 cache - 1 MB
Lithography process 12 nanometers 12 nanometers
Graphics Mali-G57 MP1 Mali-G52 2EEMC2
GPU clock 614 MHz 820 MHz
FLOPS - ~54.6 GFLOPS
Memory
RAM size 3, 4 GB 4 GB
Memory type LPDDR4X LPDDR4X
Memory clock - 1866 MHz
Channels 2 2
Storage
Storage size 32, 64, 128 GB 64, 128 GB
Storage type UFS 2.2 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max. size Up to 1024 GB Up to 256 GB

Benchmarks

Geekbench 5 (Single-Core)
347
Geekbench 5 (Multi-Core)
1334
1312
AnTuTu Benchmark 9
208126
206662
CPU 68272 71576
GPU 21829 32528
Memory 62343 47070
UX 57675 56283
Total score 208126 206662
3DMark Wild Life Performance
Sources: 3DMark [3]

Software

Operating system Android 12 Android 11
ROM Realme UI S Realme UI 2.0

Battery

Specifications
Capacity 5000 mAh 6000 mAh
Charge power 10 W 18 W
Battery type Li-Po Li-Ion
Replaceable No No
Wireless charging No No
Reverse charging No Yes
Fast charging No Yes (40% in 65 min)
Full charging time 3:00 hr 2:50 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 50 megapixels 48 megapixels
Image resolution 8192 x 6144 8000 x 6000
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 60FPS
Slow motion No -
Lenses 2 (50 MP + 0.3 MP) 3 (48 MP + 2 MP + 2 MP)
Wide (main) lens - 50 MP
- Phase autofocus
- 48 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Phase autofocus
Macro lens - - 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
- Sensor: 1/5", Omnivision OV02B10 (CMOS)
Depth lens - 0.3 MP
- Aperture: f/2.8
- 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
- Sensor: 1/5", GalaxyCore GC02M1 (CMOS)
Camera features - Bokeh mode - Bokeh mode
- Pro mode
Selfie camera
Megapixels 5 megapixels 8 megapixels
Image resolution 2560 x 1960 3264 x 2448
Aperture f/2.2 f/2.0
Focal length 27 mm 26 mm
Pixel size - 1.12 microns
Sensor type CMOS CMOS
Sensor size 1/5.0" 1/4"
Video resolution 720p at 30 FPS 1080p (Full HD) at 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 4 (802.11 b/g/n) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5
Bluetooth features LE, A2DP LE, A2DP
USB type Micro USB USB Type-C
USB version 2 2
USB features - Charging
- USB-Storage mode
- Charging
- USB-Storage mode
- OTG
GPS GPS, GLONASS, Galileo GPS, GLONASS, Beidou
NFC* No 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 7
5G support No No

Sound

Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio - No
Dolby Atmos No No

Other

Category Budget Budget
Announced September 2022 March 2021
Release date September 2022 March 2021
Sensors - Proximity sensor
- Accelerometer
- Ambient light sensor
- Fingerprint
- Proximity sensor
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

If the battery life, camera, and connectivity are more important to you, then choose the Oppo Realme C25. But if the display, software, and design are more of a priority – go for the Oppo Realme C33.

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