Samsung Galaxy A10 vs. Realme C21

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy A10 and Realme C21. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Samsung Galaxy A10 vs. Realme C21 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy A10 Realme C21
Product Type Smartphone Smartphone
Manufacturer Model Number SM-A105FN/DS -
Form Factor Touch Touch
Height 155.6 mm 165.2 mm Realme C21 has greater height than Samsung Galaxy A10.
Width 75.8 mm 76.4 mm Realme C21 has greater width than Samsung Galaxy A10.
Depth 8.1 mm 8.9 mm Samsung Galaxy A10 is narrower than Samsung Galaxy A10.
Weight 168 g 190 g Samsung Galaxy A10 is lighter than Samsung Galaxy A10.
Body Colour Red | Blue | Black Cross black | Cross blue
Waterproof (Water-resistant) - -
SAR Value 1.551 W/kg (body), 0.379 W/kg (head) -
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
Micro-USB
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Samsung Galaxy A10 Realme C21
Display Type LCD display LCD display
Display Technology TFT LCD
Screen Size (Display Size) 6.2" 6.5" Realme C21 has larger screen size than Samsung Galaxy A10.
Screen Resolution (Display Resolution) 1520 x 720 pixels 1600 x 720 pixels Realme C21 has better screen resolution than Samsung Galaxy A10.
Display Format HD+ HD+
Pixel Density 294 ppi -
Aspect Ratio - 20:9
Max Brightness - 420 cd/m²
Colour Depth 16.7 million colours -
Display Features Night mode, Infinity V Display Mini-drop display
PROCESSOR Samsung Galaxy A10 Realme C21
Processor Type (CPU) Samsung Exynos 7884B MediaTek Helio G35
Clock Speed 1.6 GHz 2.3 GHz Realme C21 has higher clock speed than Samsung Galaxy A10.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Samsung Galaxy A10 has 64-bit architecture.
Graphics System (GPU) - PowerVR GE8320
MEMORY Samsung Galaxy A10 Realme C21
RAM 2 GB LPDDR4X SDRAM - 3 GB Realme C21 has more RAM than Samsung Galaxy A10.
Internal Memory Size (Storage Capacity) 32 GB 32 GB Both phones have the same internal memory capacity.
User Memory 22.8 GB -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSD
CAMERA Samsung Galaxy A10 Realme C21
MAIN CAMERA
Number of Main Cameras 1 3
Sensor Resolution 13 Megapixel 13 Megapixel Both phones have the same camera resolution.
Lens Aperture F/1.9 F/2.2 Samsung Galaxy A10 has better lens aperture than Samsung Galaxy A10.
Lens Construction - 5-element
Focus Adjustment Automatic Automatic
Digital Zoom 4x 4x Both phones have the same digital zoom.
Special Effects HDR HDR
Camera Modes Panorama, Pro mode Panorama, Time-lapse mode, Slow motion mode, Beauty mode, Expert Mode, Nightscape capture mode, Portrait, Filter mode, Super nightscape
Light Source LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) AR sticker, AR Filter, Stamp Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost
SECOND CAMERA
Sensor Resolution (2nd Camera) - 2 Megapixel
Lens Aperture (2nd Camera) - F/2.4
Lens Element Qty (2nd Camera) - 3-element
Camera Functions (2nd Camera) - B&W lens
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Lens Element Qty (3rd Camera) - 3-element
Camera Functions (3rd Camera) - Macro camera
Camera Features (3rd Camera) - 4cm macro photography
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 5 Megapixel Both phones have the same front camera resolution.
Lens Aperture (Front) F/2.0 F/2.2 Samsung Galaxy A10 has better front lens aperture than Samsung Galaxy A10.
Lens Element Qty (Front) - 3-element
Focus Adjustment Focus free -
Special Effects (Front) - HDR
Camera Modes (Front) AR stickers Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode
Face Recognition (Face ID) - Face recognition Realme C21 has face detection.
BATTERY AND CHARGING Samsung Galaxy A10 Realme C21
Battery Capacity (Battery Size) 3400 mAh 5000 mAh Realme C21 has larger battery capacity than Samsung Galaxy A10.
Talk Time 1260 minutes -
Run Time Details Talk (3G): up to 1260 min
Active online usage (3G): up to 15 hrs
Active online usage (LTE): up to 19 hrs
Active online usage (Wi-Fi): up to 19 hrs
Playback (video): up to 18 hrs
Playback (audio): up to 72 hrs
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CELLULAR Samsung Galaxy A10 Realme C21
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 9.0 Pie Android 10
User Interface Samsung One UI Realme UI
Intelligent Assistant Bixby -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Samsung Galaxy A10 Realme C21
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE 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 5, Band 8 Band 1, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 900 2100, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 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 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500 FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11b/g/n IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC Yes - Samsung Galaxy A10 has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Samsung Galaxy A10 Realme C21
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 Dolby Atmos sound technology -
FEATURES Samsung Galaxy A10 Realme C21
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor Accelerometer, proximity sensor, magnetometer, light sensor
Security Devices Face recognition Fingerprint reader
Additional Phone Features Virtual Light Sensing Super power saving mode, HyperEngine technology, Reverse charging
OTHERS Samsung Galaxy A10 Realme C21
Included Accessories Power adapter USB cable, power adapter, SIM card removal tool
Compliant Standards - TUV Rheinland
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