Fairphone 4 vs. Xiaomi Redmi 12

Phone Comparison, Reviews and Tests

Side by side comparison and review of Fairphone 4 and Xiaomi Redmi 12. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

Fairphone 4 vs. Xiaomi Redmi 12 Comparison Chart
DESIGN AND DIMENSIONS Fairphone 4 Xiaomi Redmi 12
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 162 mm 168.6 mm Xiaomi Redmi 12 has greater height than Fairphone 4.
Width 75.5 mm 76.28 mm Xiaomi Redmi 12 has greater width than Fairphone 4.
Depth 10.5 mm 8.17 mm Xiaomi Redmi 12 is narrower than Fairphone 4.
Weight 225 g 198.5 g Xiaomi Redmi 12 is lighter than Fairphone 4.
Body Colour Grey Midnight black
Protection - Spill-resistant, dust-resistant
Waterproof (Water-resistant) - - Xiaomi Redmi 12 is waterproof.
IP rating IP54 IP53
SAR Value 0.494 W/kg (head), 0.993 W/kg (body), 2.916 W/kg (limb) -
Integrated Components - FM radio
Connector Type USB Type-C - 24 pin USB-C USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM, Electronic SIM card (e-SIM) -
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY Fairphone 4 Xiaomi Redmi 12
Display Type LCD display -
Display Technology IPS -
Screen Size (Display Size) 6.3" 6.79" Xiaomi Redmi 12 has larger screen size than Fairphone 4.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 2460 x 1080 pixels Xiaomi Redmi 12 has better screen resolution than Fairphone 4.
Display Format Full HD+ Full HD+
Pixel Density 410 ppi 396 ppi Fairphone 4 has better pixel density than Xiaomi Redmi 12.
Aspect Ratio 19.5:9 -
Max Brightness - 550 cd/m²
Colour Depth 16.7 million colours -
Contrast Ratio - 1500:1
Display Enhancement Technology - Reading mode 3.0
Display Refresh Rate - 90 Hz
Display Features Full Lamination, Pixelworks technology Reading mode, Dot Display, AdaptiveSync technology, 70% NTSC
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) -
PROCESSOR Fairphone 4 Xiaomi Redmi 12
Processor Type (CPU) Qualcomm Snapdragon 750G MediaTek Helio G88
Processor Number SM7225 -
Clock Speed 2.2 GHz 2 GHz Fairphone 4 has higher clock speed than Xiaomi Redmi 12.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) Qualcomm ADRENO 619 ARM Mali-G52
MEMORY Fairphone 4 Xiaomi Redmi 12
RAM 6 GB LPDDR4X SDRAM - 4 GB + up to 16 GB virtual extension Fairphone 4 has more RAM than Xiaomi Redmi 12.
Internal Memory Size (Storage Capacity) 128 GB 128 GB Both phones have the same internal memory capacity.
Memory Interface - eMMC 5.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSD, microSDXC - up to 2 TB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Fairphone 4 Xiaomi Redmi 12
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 48 Megapixel 50 Megapixel Xiaomi Redmi 12 has better camera resolution than Fairphone 4.
Sensor Size 1/2" -
Sensor Name Sony Exmor RS IMX582 sensor -
Lens Aperture F/1.6 F/1.8 Fairphone 4 has better lens aperture than Fairphone 4.
Pixel Size 0.8 μm -
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) - Fairphone 4 has optical stabilisation.
Focus Adjustment Automatic Automatic
Digital Zoom 8x -
Special Effects HDR -
Camera Modes Slow motion video, Pro mode, night mode -
Light Source Dual LED flash LED flash
Still Image Resolutions 8000 x 6000 -
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 4000 x 3000 (4K UHD) 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Laser detection auto focus (LDAF), TOF sensor, colour sensor AI Triple camera
SECOND CAMERA
Sensor Resolution (2nd Camera) 48 Megapixel 8 Megapixel Fairphone 4 has better second camera resolution than Xiaomi Redmi 12.
Lens Type (2nd Camera) Ultra wide-angle lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.2 F/2.2 Both phones have the same second camera lens aperture.
Field of View (2nd Camera) 120 degree(s) 120 degree(s) Both phones have the same second camera lens field of view.
Pixel Size (2nd Camera) 0.8 μm -
Camera Functions (2nd Camera) Macro focus -
Still Image Resolutions 8000 x 6000 -
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Camera Functions (3rd Camera) - Macro camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 25 Megapixel 8 Megapixel Fairphone 4 has better front camera resolution than Xiaomi Redmi 12.
Sensor Size (Front) 1/2.78" -
Sensor Name (Front) Sony Exmor RS IMX576 sensor -
Lens Aperture (Front) F/2.2 F/2.1 Xiaomi Redmi 12 has better front lens aperture than Fairphone 4.
Focus Adjustment Focus free -
Special Effects (Front) HDR -
Video Resolutions (Front) 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) Up to 8x digital zoom, digital image stabilisation, ToF sensor, colour sensor -
BATTERY AND CHARGING Fairphone 4 Xiaomi Redmi 12
Battery Capacity (Battery Size) 3905 mAh 5000 mAh Xiaomi Redmi 12 has larger battery capacity than Fairphone 4.
Standby Time 200 hours 552 hours Xiaomi Redmi 12 has longer standby time than Fairphone 4.
Talk Time 780 minutes 2220 minutes Xiaomi Redmi 12 has longer battery life when making calls than Fairphone 4.
Run Time Details Talk: up to 780 min
Standby: up to 200 hrs
Talk: up to 2220 min
Standby: up to 552 hrs
Playback (video): up to 16 hrs
Reading: up to 26 hrs
Battery Technology Lithium Ion -
CELLULAR Fairphone 4 Xiaomi Redmi 12
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 4G Fairphone 4 has more advanced generation mobile network.
Operating System Android 11 Android 13
User Interface - MIUI 14
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo, GNSS GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Fairphone 4 Xiaomi Redmi 12
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, VoLTE, VoWiFi, 5G NR FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM -
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 18, Band 19, Band 20, Band 28, Band 32, Band 38, Band 40, Band 41, Band 71 Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, FDD 600 FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
5G NR Band N1, n3, n5, n7, n8, n20, n28, n38, n41, n71, n77, n78 -
5G NR Frequency FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD 600, TDD TD 3700, TDD TD 3500 -
Wireless Interface IEEE 802.11a/b/g/n/ac Wi-Fi
Bluetooth Bluetooth 5.1 LE Bluetooth 5.3
NFC Yes Yes Both phones have an NFC reader for mobile payments.
MEDIA Fairphone 4 Xiaomi Redmi 12
Supported Digital Audio Standards WAV, AAC, AIFF, MP3, FLAC, AAC +, eAAC+, ALAC, OPUS, AMR-WB, AMR-NB, Vorbis, AAC-ELD -
Supported Digital Video Standards XviD, DivX, MPEG-2, H.264, H.263, HEVC, VP9 -
FEATURES Fairphone 4 Xiaomi Redmi 12
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor Accelerometer, digital compass
Security Devices Fingerprint reader (side) Face recognition, fingerprint reader (side)
Security Technology - AI face unlock
Additional Phone Features MIMO technology, modular and repairable design, recycled and fair materials Fast Charging, IR blaster
OTHERS Fairphone 4 Xiaomi Redmi 12
Included Accessories - Power adapter, SIM card removal tool, USB-C cable
Compliant Standards MIL-STD 810G, IP54 IP53, SGS Low Blue Light Certification
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