In depth comparison and review of Samsung Galaxy A70 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 A70 | Realme C21 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A705FN/DS | - | |
| Form Factor | Touch | Touch | |
| Height | 164.3 mm | 165.2 mm | Realme C21 has greater height than Samsung Galaxy A70. |
| Width | 76.7 mm | 76.4 mm | Samsung Galaxy A70 has greater width than Realme C21. |
| Depth | 7.9 mm | 8.9 mm | Samsung Galaxy A70 is narrower than Samsung Galaxy A70. |
| Weight | 183 g | 190 g | Samsung Galaxy A70 is lighter than Samsung Galaxy A70. |
| Body Colour | Black | Blue | White | Coral | Cross black | Cross blue | |
| Body Material | 3D glass | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.475 W/kg (body), 0.949 W/kg (head) | - | |
| Connector Type | USB Type-C - 24 pin USB-C 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 A70 | Realme C21 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Super AMOLED | LCD | |
| Screen Size (Display Size) | 6.7" | 6.5" | Samsung Galaxy A70 has larger screen size than Realme C21. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 1600 x 720 pixels | Samsung Galaxy A70 has better screen resolution than Realme C21. |
| Display Format | Full HD+ | HD+ | |
| Aspect Ratio | 20:9 | 20:9 | |
| Max Brightness | - | 420 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | Night mode, Edge-to-Edge screen, Infinity U Display | Mini-drop display |
| PROCESSOR | Samsung Galaxy A70 | Realme C21 |
|---|
| Processor Type (CPU) | - | MediaTek Helio G35 | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2.3 GHz | Realme C21 has higher clock speed than Samsung Galaxy A70. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | - | PowerVR GE8320 |
| MEMORY | Samsung Galaxy A70 | Realme C21 |
|---|
| RAM | 6 GB | LPDDR4X SDRAM - 3 GB | Samsung Galaxy A70 has more RAM than Realme C21. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 32 GB | Samsung Galaxy A70 has more internal memory than Realme C21. |
| User Memory | 108.3 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSD |
| CAMERA | Samsung Galaxy A70 | Realme C21 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 3 | |
|---|---|---|---|
| Sensor Resolution | 32 Megapixel | 13 Megapixel | Samsung Galaxy A70 has better camera resolution than Realme C21. |
| Lens Aperture | F/1.7 | F/2.2 | Samsung Galaxy A70 has better lens aperture than Samsung Galaxy A70. |
| Lens Construction | - | 5-element | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 8x | 4x | Samsung Galaxy A70 has better digital zoom than Realme C21. |
| Special Effects | - | HDR | |
| Camera Modes | AR Emoji, Indoor scenes, Greenery, Trees, Sky, Mountains, Beaches, Watersides, Waterfalls, Snow, Birds, Backlit, Text, Food, Person, Scenery, Night view, Dogs, Sunsets, CityStreet | 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 | 3840 x 2160 (4K) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur | Phase Detect Auto-Focus (PDAF), AI Triple camera, Chroma boost |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 2 Megapixel | Samsung Galaxy A70 has better second camera resolution than Realme C21. |
|---|---|---|---|
| Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | Samsung Galaxy A70 has better second camera lens aperture than Samsung Galaxy A70. |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Camera Functions (2nd Camera) | Depth camera | B&W lens |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 8 Megapixel | 2 Megapixel | Samsung Galaxy A70 has higher resolution third camera than Realme C21. |
|---|---|---|---|
| Lens Type (3rd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (3rd Camera) | F/2.2 | F/2.4 | Samsung Galaxy A70 has better third camera lens aperture than Samsung Galaxy A70. |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Field of View (3rd Camera) | 123 degree(s) | - | |
| Camera Functions (3rd Camera) | - | Macro camera | |
| Camera Features (3rd Camera) | - | 4cm macro photography |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 32 Megapixel | 5 Megapixel | Samsung Galaxy A70 has better front camera resolution than Realme C21. |
| Lens Aperture (Front) | F/2.0 | F/2.2 | Samsung Galaxy A70 has better front lens aperture than Samsung Galaxy A70. |
| Lens Element Qty (Front) | - | 3-element | |
| Focus Adjustment | Focus free | - | |
| 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. |
| BATTERY AND CHARGING | Samsung Galaxy A70 | Realme C21 |
|---|
| Battery Capacity (Battery Size) | 4500 mAh | 5000 mAh | Realme C21 has larger battery capacity than Samsung Galaxy A70. |
|---|---|---|---|
| Fast Charging Technology | Samsung Super Fast Charging | - | Samsung Galaxy A70 has fast charging technology. |
| Talk Time | 1680 minutes | - | |
| Run Time Details | Active online usage (3G): up to 14 hrs Active online usage (4G): up to 16 hrs Active online usage (Wi-Fi): up to 16 hrs Playback (video): up to 24 hrs Playback (audio): up to 128 hrs Talk (3G): up to 1680 min |
- |
| CELLULAR | Samsung Galaxy A70 | 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 | One UI | Realme UI | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Samsung Galaxy A70 | 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 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 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 802.11a/b/g/n/ac, ANT+ | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 | |
| NFC | Yes | - | Samsung Galaxy A70 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy A70 | 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 | - |
| FEATURES | Samsung Galaxy A70 | 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, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, proximity sensor, magnetometer, light sensor | |
| Security Devices | Fingerprint reader (under display), face recognition | Fingerprint reader | |
| Additional Phone Features | Bixby Vision, Secure Folder function | Super power saving mode, HyperEngine technology, Reverse charging |
| OTHERS | Samsung Galaxy A70 | Realme C21 |
|---|
| Included Accessories | Power adapter | USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | - | TUV Rheinland |
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