In depth comparison and review of Samsung Galaxy A12 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.
DESIGN AND DIMENSIONS | Samsung Galaxy A12 | Realme C21 |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | SM-A127F/DSN | - | |
Form Factor | Touch | Touch | |
Height | 164 mm | 165.2 mm | Realme C21 has greater height than Samsung Galaxy A12. |
Width | 75.8 mm | 76.4 mm | Realme C21 has greater width than Samsung Galaxy A12. |
Depth | 8.9 mm | 8.9 mm | Both phones are the same depth. |
Weight | 205 g | 190 g | Realme C21 is lighter than Samsung Galaxy A12. |
Body Colour | Black | Blue | Cross black | Cross blue | |
Waterproof (Water-resistant) | - | - | |
Repairability Index | 8.3 (out of 10) | - | |
SAR Value | 0.419 W/kg (head), 1.513 W/kg (body) | - | |
Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Micro-USB Headset jack - mini-phone 3.5mm |
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SIM Card Type (Size) | Nano SIM | Nano SIM | |
SIM Card Qty | Dual-SIM | Dual-SIM |
DISPLAY | Samsung Galaxy A12 | Realme C21 |
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Display Type | LCD display | LCD display | |
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Display Technology | PLS TFT | LCD | |
Screen Size (Display Size) | 6.5" | 6.5" | Both phones have the same screen size. |
Screen Resolution (Display Resolution) | 1600 x 720 pixels | 1600 x 720 pixels | Both phones have the same screen resolution. |
Display Format | HD+ | HD+ | |
Aspect Ratio | - | 20:9 | |
Max Brightness | - | 420 cd/m² | |
Colour Depth | 16.7 million colours | - | |
Display Features | Infinity V Display | Mini-drop display |
PROCESSOR | Samsung Galaxy A12 | Realme C21 |
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Processor Type (CPU) | - | MediaTek Helio G35 | |
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Clock Speed | 2 GHz | 2.3 GHz | Realme C21 has higher clock speed than Samsung Galaxy A12. |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
Graphics System (GPU) | - | PowerVR GE8320 |
MEMORY | Samsung Galaxy A12 | Realme C21 |
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RAM | 3 GB | LPDDR4X SDRAM - 3 GB | Both phones have the same RAM size. |
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Internal Memory Size (Storage Capacity) | 32 GB | 32 GB | Both phones have the same internal memory capacity. |
User Memory | 19.5 GB | - | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 1 TB | microSD |
CAMERA | Samsung Galaxy A12 | Realme C21 |
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MAIN CAMERA |
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Number of Main Cameras | 4 | 3 | |
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Sensor Resolution | 48 Megapixel | 13 Megapixel | Samsung Galaxy A12 has better camera resolution than Realme C21. |
Lens Aperture | F/2.0 | F/2.2 | Samsung Galaxy A12 has better lens aperture than Samsung Galaxy A12. |
Lens Construction | - | 5-element | |
Focus Adjustment | Automatic | Automatic | |
Digital Zoom | 10x | 4x | Samsung Galaxy A12 has better digital zoom than Realme C21. |
Special Effects | - | HDR | |
Camera Modes | - | 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) | - | Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | 5 Megapixel | 2 Megapixel | Samsung Galaxy A12 has better second camera resolution than Realme C21. |
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Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | Samsung Galaxy A12 has better second camera lens aperture than Samsung Galaxy A12. |
Lens Element Qty (2nd Camera) | - | 3-element | |
Field of View (2nd Camera) | 123 degree(s) | - | |
Camera Functions (2nd Camera) | - | B&W lens |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same third camera resolution. |
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Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
Lens Element Qty (3rd Camera) | - | 3-element | |
Camera Functions (3rd Camera) | Macro camera | Macro camera | |
Camera Features (3rd Camera) | - | 4cm macro photography |
FOURTH CAMERA |
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Sensor Resolution (4th Camera) | 2 Megapixel | - | |
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Lens Aperture (4th Camera) | F/2.4 | - | |
Camera Functions (4th Camera) | Depth camera | - | |
Camera Features (4th Camera) | Live Focus | - |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 8 Megapixel | 5 Megapixel | Samsung Galaxy A12 has better front camera resolution than Realme C21. |
Lens Aperture (Front) | F/2.2 | F/2.2 | Both phones have the same front camera lens aperture. |
Lens Element Qty (Front) | - | 3-element | |
Special Effects (Front) | - | HDR | |
Camera Modes (Front) | - | Time-lapse mode, Beauty mode, portrait mode, AI Beauty, Filter mode, Panoramic mode | |
Face Recognition (Face ID) | - | Face recognition | Realme C21 has face detection. |
Camera Features (Front) | Live Focus | - |
BATTERY AND CHARGING | Samsung Galaxy A12 | Realme C21 |
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Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
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Fast Charging Technology | Adaptive Fast Charging | - | Samsung Galaxy A12 has fast charging technology. |
Talk Time | 3420 minutes | - | |
Run Time Details | Talk: up to 3420 min Active online usage (LTE): up to 20 hrs Active online usage (Wi-Fi): up to 20 hrs Playback (video): up to 19 hrs Playback (audio): up to 104 hrs |
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CELLULAR | Samsung Galaxy A12 | Realme C21 |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | - | Android 10 | |
User Interface | - | Realme UI | |
Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou |
COMMUNICATIONS | Samsung Galaxy A12 | Realme C21 |
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Data Transmission | FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE | |
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2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
3G UMTS Band | Band 1, Band 5, Band 8 | Band 1, Band 5, Band 8 | |
3G UMTS Frequency | 2100, 850, 900 | 2100, 850, 900 | |
4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, 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 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, 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 A12 has NFC reader for mobile payments. |
MEDIA | Samsung Galaxy A12 | Realme C21 |
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Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | - | |
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Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | - |
FEATURES | Samsung Galaxy A12 | Realme C21 |
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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 | |
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Sensors | Accelerometer | Accelerometer, proximity sensor, magnetometer, light sensor | |
Security Devices | Fingerprint reader | Fingerprint reader | |
Additional Phone Features | Samsung KNOX, Samsung Smart Switch, Virtual Light Sensing, Virtual Proximity Sensing | Super power saving mode, HyperEngine technology, Reverse charging |
OTHERS | Samsung Galaxy A12 | Realme C21 |
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Included Accessories | - | USB cable, power adapter, SIM card removal tool | |
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Compliant Standards | - | TUV Rheinland |