Oppo Realme C75 vs Xiaomi 12X

54 out 100

VS

63 out 100

Compared 2 smartphones : Oppo Realme C75 Manufactured in December, 2024, with display 6.72 with chipsetMediaTek Helio G92 Max, vs Xiaomi 12X, Manufactured in December, 2021 with chipsetQualcomm Snapdragon 870. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages

Reasons to choose Oppo Realme C75

Larger display: 6.72in
Higher battery capacity: 6000mAh vs 4500mAh

Reasons to choose Xiaomi 12X

Higher pixel density: 419ppi
Higher refresh rate: 120Hz
Lighter design: 176g vs 196g
Newer Bluetooth version: 5.1 vs 5
Supports Dolby Atmos
Infrared port

Versions

Available versions and configurations

Memory Options

- 6/128 GB
- 8/128 GB
- 8/256 GB

- 8/128 GB
- 8/256 GB
- 12/256 GB

Review

Key Specs Oppo Realme C75 and Xiaomi 12X

Display

Color accuracy, sharpness & brightness

Oppo Realme C75

72

Xiaomi 12X

78

Camera

Main & front camera tests

Oppo Realme C75

54

Xiaomi 12X

60

Performance

App & system performance

Oppo Realme C75

22

Xiaomi 12X

52

Games

3D gaming performance

Oppo Realme C75

15

Xiaomi 12X

39

Battery

Battery life, charging speed & type

Oppo Realme C75

79

Xiaomi 12X

72

Connectivity

Connectivity features

Oppo Realme C75

59

Xiaomi 12X

73

NanoReview Score

Overall score by NanoReview

Oppo Realme C75

54

Xiaomi 12X

63

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Function

Importance (Weight)

Display:

Camera:

Performance:

Gaming:

Battery:

Connectivity:

Higher weight means greater impact on NanoReview score.

Display

Display quality comparison

Type	IPS LCD	AMOLED
Size	6.72 in	6.28 in
Resolution	1080x2400 pixels	1080x2400 pixels
Aspect ratio	20:9	20:9
Pixel density	392 ppi	419 ppi
Refresh rate	90 Hz	120 Hz
Adaptive refresh rate	No	Yes
Max brightness	690 nits	500 nits
HDR support	No	Yes HDR10+
Touch Sampling Rate	n/a	480 Hz
Screen-to-body ratio	86.3 %	89.3 %
Features	n/a	- DCI-P3 - Always-On Display - DC dimming

Peak brightness (auto)

Oppo Realme C75

n/a

Xiaomi 12X

924 nits

sRGB gamut	n/a	98.6 %
PWM (Flicker)	n/a	523 Hz
Response time	n/a	1 ms
Contrast	n/a	∞ Infinite

Sources: NotebookCheck [Xiaomi 12X]

Design & Build

Design and ergonomics comparison

Height	165.69 mm (6.52 in)	152.7 mm (6.01 in)
Width	76.22 mm (3 in)	69.9 mm (2.75 in)
Thickness	7.99 mm (0.31 in)	8.16 mm (0.32 in)
Weight	196 g (6.91 oz)	176 g (6.21 oz)
Water resistance	IP69	No
Back panel	Plastic	Glass
Frame	Plastic	Metal
Colors	- Black - Gold	- Black - Blue - Pink
Fingerprint sensor	Yes In-Button	Yes In-Display

Screen-to-body ratio

Oppo Realme C75

86.3 %

Xiaomi 12X

89.3 %

Performance

Testing Oppo Realme C75 and Xiaomi 12X In benchmarks

Chipset	MediaTek Helio G92 Max	Qualcomm Snapdragon 870
Max Frequency	2000 MHz	3200 MHz
CPU Cores	8 (2 + 6)	8 (1 + 3 + 4)
Architecture	- 6/1.8 (Cortex-A55) - 2/2 (Cortex-A75)	- 4/1.8 (Kryo 585 Silver (Cortex-A55)) - 3/2.42 (Kryo 585 Gold (Cortex-A77)) - 1/3.2 (Kryo 585 Prime (Cortex-A77))
Process	TSMC	TSMC
Transistor Size	12 nm	7 nm
Neural Processor	MediaTek APU	Hexagon 698
Graphics	Mali-G52 MP2	Adreno 650
GPU Cores	48	768
GPU Frequency	1000 MHz	670 MHz
FLOPS	96 GFLOPS	1029.1 GFLOPS

Geekbench 6 (Single-Core)

Oppo Realme C75

436

Xiaomi 12X

1297

Geekbench 6 (Multi-Core)

Oppo Realme C75

1356

Xiaomi 12X

3428

Geekbench 6 (Single-Core)	436	1297
Geekbench 6 (Multi-Core)	1356	3428
Geekbench Compute (GPU)	1075	n/a

Sources: Geekbench v6 [Oppo Realme C75], [Xiaomi 12X]

AnTuTu 10

Oppo Realme C75

222969

Xiaomi 12X

806389

CPU	58520	237508
GPU	40838	235693
Memory	59672	153330
UX	63939	179858
NanoReview Score	222969	806389

3DMark Wild Life

Oppo Realme C75

n/a

Xiaomi 12X

4251

Max Surface Temp.	n/a	37.6 °C
Stability	n/a	98 %
Graphics Test	n/a	25 fps
Graphics Score	n/a	4251

Sources: 3DMark [Xiaomi 12X]

Memory

RAM Size	- 6 GB - 8 GB	- 8 GB - 12 GB
Memory Type	LPDDR4X	LPDDR5
Memory Frequency	1800 MHz	n/a
Channels	2	2

Storage Capacity	- 128 GB - 256 GB	- 128 GB - 256 GB
Storage Type	eMMC 5.1	UFS 3.1
Memory Card	MicroSD	No

Software

OS	Android 14	Android 11 (Upgradeable to Android 13)
OS Size	n/a	29.3 GB
UI Skin	Realme UI 5.0	HyperOS 1.0

Battery

Volume	6000 mAh	4500 mAh
Max Charging Power	45 W	67 W
Battery Type	Li-Po	Li-Po
Removable	No	No
Wireless Charging	No	No
Reverse Charging	Yes	No
Fast Charging	Yes (40% in 30 min)	Yes (78% in 30 min)
Full Charge Time	n/a	0:48 h

Battery Life

Oppo Realme C75

n/a

Xiaomi 12X

22:44

Web Browsing	n/a	09:35 h
Video Playback	n/a	14:39 h
Games	n/a	05:35 h
Standby Mode	n/a	101 h

Main camera

Matrix	50 MP	50 MP
Photo resolution	n/a	8700x5800 pixels
Zoom	Digital	Digital
Flash	LED	Dual LED
Stabilization	Digital	Optical
8K Recording	No	Up to 24FPS
4K Recording	No	Yes (Up to 60 fps)
1080p Recording	Yes (Up to 30 fps)	Yes (Up to 60 fps)
Slow Motion	n/a	960 fps (720p)
Wide-angle lens	n/a	123 °
Lenses count	Standard: 50 MP Depth	Standard: 50 MP Ultra-wide: 13 MP Macro: 5 MP
Features	- Bokeh effect - Pro mode	- Bokeh effect - Pro mode

Matrix	50 MP	50 MP
Aperture	f/1.8	f/1.9
Focal length	n/a	26 mm
Sensor	n/a	Sony IMX766
Sensor size	1/2.88	1/1.56
Pixel size	0.64 μm	1 μm
Autofocus	Phase autofocus	Phase autofocus (Dual Pixel)
Stabilization	Digital	Optical

Matrix	n/a	13 MP
Aperture	n/a	f/2.4
Focal length	n/a	12 mm
Sensor	n/a	OmniVision OV13B10
Sensor size	n/a	1/3.06
Pixel size	n/a	1.12 μm
Stabilization	n/a	Digital

Front camera

Matrix	8 MP	32 MP
Photo resolution	3264x2448 pixels	6528x4896 pixels
Aperture	f/2.0	f/2.4
Focal length	26 mm	26 mm
Sensor	CMOS	OmniVision OV32B40
Sensor size	1/4	1/3
Pixel size	n/a	0.7 μm
Autofocus	No	No
Stabilization	Digital	Digital
Video resolution	1080p (Full HD) at 30 fps	1080p (Full HD) at 60 fps
TOF 3D sensor	No	No

Connectivity

Wi-Fi version	Wi-Fi 5 (802.11 a/b/g/n/ac)	Wi-Fi 6 (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	5.1
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	n/a
GPS	- GPS - GLONASS - Beidou - Galileo - QZSS	- GPS - GLONASS - Beidou - Galileo - NAVIC
NFC*	Varies by region	Varies by region
Infrared Port	No	Yes

SIM Count*	2	2
SIM Type	Nano	Nano
SIM Mode	Dual SIM Standby	Dual SIM Standby
eSIM Support *	No	n/a
Hybrid Slot	No	No
2G Bands	GSM 850/900/1800/1900MHz	GSM 850 900 1800 1900 MHz
3G Bands	WCDMA 1/5/8	WCDMA B1/2/4/5/6/8/19
LTE Bands*	LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)	LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B32/B66)
LTE category	7	n/a
5G Support	No	Yes

Sound

Speakers	Stereo	Stereo
3.5 mm Jack	No	No
FM Radio	No	No
Dolby Atmos	No	Yes

Max Volume

Oppo Realme C75

n/a

Xiaomi 12X

90.1 dB

Other

Class	Budget	Flagship
Announced	November, 2024 yr	December, 2021 yr
Release Date	December, 2024 yr	December, 2021 yr
Launch Price ($)	180	650
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 67 W

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

Which smartphone would you pick?

Oppo Realme C75

0 (0%)

Xiaomi 12X

0 (0%)

Total Votes: 0

Oppo Realme C75 vs Xiaomi 12X

Key Differences

Versions

Review

Tests & specs

Display

Design & Build

Performance

Memory

Software

Battery

Main camera

Front camera

Connectivity

Sound

Other

Results

Survey

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