Fairphone 4 vs. Xiaomi Redmi A1

Phone Comparison, Reviews and Tests

Detailed comparison and review of Fairphone 4 and Xiaomi Redmi A1. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.

Phone Specifications Comparison

Fairphone 4 vs. Xiaomi Redmi A1 Comparison Chart
DESIGN AND DIMENSIONS Fairphone 4 Xiaomi Redmi A1
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 162 mm 164.9 mm Xiaomi Redmi A1 has greater height than Fairphone 4.
Width 75.5 mm 76.75 mm Xiaomi Redmi A1 has greater width than Fairphone 4.
Depth 10.5 mm 9.09 mm Xiaomi Redmi A1 is narrower than Fairphone 4.
Weight 225 g 192 g Xiaomi Redmi A1 is lighter than Fairphone 4.
Body Colour Grey Light green
Waterproof (Water-resistant) - -
IP rating IP54 -
SAR Value 0.494 W/kg (head), 0.993 W/kg (body), 2.916 W/kg (limb) 0.997 W/kg (body), 0.846 W/kg (head), 2.541 W/kg (limb)
Integrated Components - FM radio
Connector Type USB Type-C - 24 pin USB-C Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM, Electronic SIM card (e-SIM) -
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Fairphone 4 Xiaomi Redmi A1
Display Type LCD display -
Display Technology IPS -
Screen Size (Display Size) 6.3" 6.52" Xiaomi Redmi A1 has larger screen size than Fairphone 4.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 1600 x 720 pixels Fairphone 4 has better screen resolution than Xiaomi Redmi A1.
Display Format Full HD+ HD+
Pixel Density 410 ppi -
Aspect Ratio 19.5:9 20:9
Colour Depth 16.7 million colours -
Display Features Full Lamination, Pixelworks technology Night light screen, Dot Drop display
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) -
PROCESSOR Fairphone 4 Xiaomi Redmi A1
Processor Type (CPU) Qualcomm Snapdragon 750G MediaTek Helio A22
Processor Number SM7225 -
Clock Speed 2.2 GHz 2 GHz Fairphone 4 has higher clock speed than Xiaomi Redmi A1.
Processor Core Qty 8-core Quad-core Fairphone 4 has higher processor core quantity than Xiaomi Redmi A1.
Graphics System (GPU) Qualcomm ADRENO 619 -
MEMORY Fairphone 4 Xiaomi Redmi A1
RAM 6 GB LPDDR4X SDRAM - 2 GB Fairphone 4 has more RAM than Xiaomi Redmi A1.
Internal Memory Size (Storage Capacity) 128 GB 32 GB Fairphone 4 has more internal memory than Xiaomi Redmi A1.
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 A1
MAIN CAMERA
Number of Main Cameras 2 2
Sensor Resolution 48 Megapixel 8 Megapixel Fairphone 4 has better camera resolution than Xiaomi Redmi A1.
Sensor Size 1/2" -
Sensor Name Sony Exmor RS IMX582 sensor -
Lens Aperture F/1.6 F/2.0 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 -
Digital Zoom 8x -
Special Effects HDR HDR
Camera Modes Slow motion video, Pro mode, night mode Time-lapse mode, portrait mode, Short video 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 Dual camera
SECOND CAMERA
Sensor Resolution (2nd Camera) 48 Megapixel 8 Megapixel Fairphone 4 has better second camera resolution than Xiaomi Redmi A1.
Lens Type (2nd Camera) Ultra wide-angle lens -
Lens Aperture (2nd Camera) F/2.2 -
Field of View (2nd Camera) 120 degree(s) -
Pixel Size (2nd Camera) 0.8 μm -
Camera Functions (2nd Camera) Macro focus -
Still Image Resolutions 8000 x 6000 -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 25 Megapixel 5 Megapixel Fairphone 4 has better front camera resolution than Xiaomi Redmi A1.
Sensor Size (Front) 1/2.78" -
Sensor Name (Front) Sony Exmor RS IMX576 sensor -
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Focus Adjustment Focus free -
Special Effects (Front) HDR -
Camera Modes (Front) - Beautify
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 AI Selfie
BATTERY AND CHARGING Fairphone 4 Xiaomi Redmi A1
Battery Capacity (Battery Size) 3905 mAh 5000 mAh Xiaomi Redmi A1 has larger battery capacity than Fairphone 4.
Standby Time 200 hours 746 hours Xiaomi Redmi A1 has longer standby time than Fairphone 4.
Talk Time 780 minutes 1800 minutes Xiaomi Redmi A1 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 1800 min
Standby: up to 746 hrs
Playback (video): up to 22 hrs
Playback (Music): up to 161 hrs
Battery Technology Lithium Ion -
CELLULAR Fairphone 4 Xiaomi Redmi A1
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 12 (Go edition)
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo, GNSS GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Fairphone 4 Xiaomi Redmi A1
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 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 5.0
NFC Yes - Fairphone 4 has NFC reader for mobile payments.
MEDIA Fairphone 4 Xiaomi Redmi A1
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 A1
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor Accelerometer
Security Devices Fingerprint reader (side) -
Additional Phone Features MIMO technology, modular and repairable design, recycled and fair materials Fast Charging
OTHERS Fairphone 4 Xiaomi Redmi A1
Included Accessories - USB cable, SIM card removal tool, 10W charger
Compliant Standards MIL-STD 810G, IP54 -
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