Samsung Galaxy A51 vs. Xiaomi Redmi Note 11 Pro 5G

Phone Comparison, Reviews and Tests

Side by side comparison and review of Samsung Galaxy A51 and Xiaomi Redmi Note 11 Pro 5G. 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

Samsung Galaxy A51 vs. Xiaomi Redmi Note 11 Pro 5G Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A51 Xiaomi Redmi Note 11 Pro 5G
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A515F/DSN -
Form Factor Touch Touch
Height 158.5 mm 164.19 mm Xiaomi Redmi Note 11 Pro 5G has greater height than Samsung Galaxy A51.
Width 73.6 mm 76.1 mm Xiaomi Redmi Note 11 Pro 5G has greater width than Samsung Galaxy A51.
Depth 7.9 mm 8.12 mm Samsung Galaxy A51 is narrower than Samsung Galaxy A51.
Weight 172 g 202 g Samsung Galaxy A51 is lighter than Samsung Galaxy A51.
Body Colour Silver | Prism crush black | Haze crush silver | Prism crush blue | Prism crush white Atlantic blue | Graphite grey | Polar white
Protection - Dustproof, splashproof
Waterproof (Water-resistant) - -
SAR Value 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb) 0.596 W/kg (head), 0.956 W/kg (body), 1.995 W/kg (limb)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM -
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Samsung Galaxy A51 Xiaomi Redmi Note 11 Pro 5G
Display Type OLED display OLED display
Display Technology Super AMOLED AMOLED
Screen Size (Display Size) 6.5" 6.67" Xiaomi Redmi Note 11 Pro 5G has larger screen size than Samsung Galaxy A51.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 2400 x 1080 pixels Both phones have the same screen resolution.
Display Format Full HD+ Full HD+
Pixel Density 408 ppi 395 ppi Samsung Galaxy A51 has better pixel density than Xiaomi Redmi Note 11 Pro 5G.
Max Brightness - 1200 cd/m²
Colour Depth 16.7 million colours -
Contrast Ratio - 4500000:1
Display Enhancement Technology - Sunlight mode, Reading mode 3.0
Display Refresh Rate - 120 Hz
Display Features Edge-to-Edge screen, Infinity O display DCI-P3 Wide colour gamut, Dot Display
PROCESSOR Samsung Galaxy A51 Xiaomi Redmi Note 11 Pro 5G
Processor Type (CPU) Samsung Exynos 9611 Qualcomm Snapdragon 695
Clock Speed 2.3 GHz 2.2 GHz Samsung Galaxy A51 has higher clock speed than Xiaomi Redmi Note 11 Pro 5G.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Samsung Galaxy A51 has 64-bit architecture.
Graphics System (GPU) - Qualcomm ADRENO 619
MEMORY Samsung Galaxy A51 Xiaomi Redmi Note 11 Pro 5G
RAM 4 GB LPDDR4X SDRAM - 6 GB Xiaomi Redmi Note 11 Pro 5G has more RAM than Samsung Galaxy A51.
Internal Memory Size (Storage Capacity) 128 GB 128 GB Both phones have the same internal memory capacity.
User Memory 107 GB -
Memory Interface - UFS 2.2
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Samsung Galaxy A51 Xiaomi Redmi Note 11 Pro 5G
MAIN CAMERA
Number of Main Cameras 4 3
Sensor Resolution 48 Megapixel 108 Megapixel Xiaomi Redmi Note 11 Pro 5G has better camera resolution than Samsung Galaxy A51.
Sensor Size - 1/1.52"
Lens Type - Wide-angle lens
Lens Aperture F/2.0 F/1.9 Xiaomi Redmi Note 11 Pro 5G has better lens aperture than Samsung Galaxy A51.
Pixel Size - 0.7 μm
Focus Adjustment Automatic Automatic
Digital Zoom 8x -
Camera Modes Slow motion mode, Live Focus mode -
Light Source LED flash LED flash
Video Resolutions Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur 9-in-1 pixel binning
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 8 Megapixel Samsung Galaxy A51 has better second camera resolution than Xiaomi Redmi Note 11 Pro 5G.
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) 123 degree(s) 118 degree(s) Samsung Galaxy A51 has larger second camera lens field of view than Xiaomi Redmi Note 11 Pro 5G.
THIRD CAMERA
Sensor Resolution (3rd Camera) 5 Megapixel 2 Megapixel Samsung Galaxy A51 has higher resolution third camera than Xiaomi Redmi Note 11 Pro 5G.
Lens Aperture (3rd Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the third camera.
Camera Functions (3rd Camera) Macro camera Macro camera
FOURTH CAMERA
Sensor Resolution (4th Camera) 5 Megapixel -
Lens Type (4th Camera) Telephoto lens -
Lens Aperture (4th Camera) F/2.2 -
Camera Functions (4th Camera) Depth camera -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 32 Megapixel 16 Megapixel Samsung Galaxy A51 has better front camera resolution than Xiaomi Redmi Note 11 Pro 5G.
Lens Aperture (Front) F/2.2 F/2.4 Samsung Galaxy A51 has better front lens aperture than Samsung Galaxy A51.
Focus Adjustment Focus free -
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
BATTERY AND CHARGING Samsung Galaxy A51 Xiaomi Redmi Note 11 Pro 5G
Battery Capacity (Battery Size) 4000 mAh 5000 mAh Xiaomi Redmi Note 11 Pro 5G has larger battery capacity than Samsung Galaxy A51.
Talk Time 1920 minutes -
Run Time Details Active online usage (LTE): up to 15 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (video): up to 20 hrs
Playback (audio): up to 87 hrs
Talk (4G): up to 1920 min
-
Battery Technology Lithium Ion -
CELLULAR Samsung Galaxy A51 Xiaomi Redmi Note 11 Pro 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Xiaomi Redmi Note 11 Pro 5G has more advanced generation mobile network.
Operating System Android 10 Android 11
User Interface One UI MIUI 13
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy A51 Xiaomi Redmi Note 11 Pro 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE, 5G NR FR1
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 2, Band 4, Band 5, Band 8, Band 19
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 900, 800
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 32, Band 38, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, n78, n40
5G NR Frequency - FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3700, TDD TD 3500, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+ IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 LE Bluetooth 5.1
Bluetooth Profiles HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Samsung Galaxy A51 Xiaomi Redmi Note 11 Pro 5G
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID -
Supported Digital Video Standards MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 -
Sound Enhancements - Hi-Res audio certified
FEATURES Samsung Galaxy A51 Xiaomi Redmi Note 11 Pro 5G
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, gyroscope
Security Devices Fingerprint reader (under display) Face recognition, fingerprint reader (side)
Security Technology - AI face unlock
Additional Phone Features Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines LiquidCool Technology, Z-axis linear vibration motor, IR blaster, write booster
OTHERS Samsung Galaxy A51 Xiaomi Redmi Note 11 Pro 5G
Included Accessories Power adapter SIM card removal tool, USB-C cable, protective case, 67W charger
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