In depth comparison and review of Samsung Galaxy A51 5G and Realme 8 Pro. 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 A51 5G | Realme 8 Pro |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A516B/DS | RMX3081 | |
| Form Factor | Touch | Touch | |
| Height | 158.9 mm | 160.6 mm | Realme 8 Pro has greater height than Samsung Galaxy A51 5G. |
| Width | 73.6 mm | 73.9 mm | Realme 8 Pro has greater width than Samsung Galaxy A51 5G. |
| Depth | 8.7 mm | 8.1 mm | Realme 8 Pro is narrower than Samsung Galaxy A51 5G. |
| Weight | 187 g | 176 g | Realme 8 Pro is lighter than Samsung Galaxy A51 5G. |
| Body Colour | Prism cube black | Prism cube white | Punk black | Infinite blue | Infinite black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.555 W/kg (body), 0.496 W/kg (head) | 0.91 W/kg (head), 2.788 W/kg (limb), 1.107 W/kg (body) | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Samsung Galaxy A51 5G | Realme 8 Pro |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Infinity-O Super AMOLED | Super AMOLED | |
| Screen Size (Display Size) | 6.5" | 6.4" | Samsung Galaxy A51 5G has larger screen size than Realme 8 Pro. |
| 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 | - | 409 ppi | |
| Max Brightness | - | 1000 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | Edge-to-Edge screen | 180Hz sampling rate |
| PROCESSOR | Samsung Galaxy A51 5G | Realme 8 Pro |
|---|
| Processor Type (CPU) | - | Qualcomm Snapdragon 720G | |
|---|---|---|---|
| Clock Speed | 2.2 GHz | 2.3 GHz | Realme 8 Pro has higher clock speed than Samsung Galaxy A51 5G. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Samsung Galaxy A51 5G has 64-bit architecture. |
| Graphics System (GPU) | - | Qualcomm ADRENO 618 |
| MEMORY | Samsung Galaxy A51 5G | Realme 8 Pro |
|---|
| RAM | 6 GB | LPDDR4X SDRAM - 8 GB | Realme 8 Pro has more RAM than Samsung Galaxy A51 5G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 128 GB | Both phones have the same internal memory capacity. |
| User Memory | 105.3 GB | - | |
| Memory Interface | - | UFS 2.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 1 TB | microSDHC, microSD, microSDXC - up to 256 GB |
| CAMERA | Samsung Galaxy A51 5G | Realme 8 Pro |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 4 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 108 Megapixel | Realme 8 Pro has better camera resolution than Samsung Galaxy A51 5G. |
| Sensor Size | - | 1/1.52" | |
| Sensor Name | - | Samsung ISOCELL HM2 | |
| Lens Aperture | F/2.0 | F/1.88 | Realme 8 Pro has better lens aperture than Samsung Galaxy A51 5G. |
| Lens Construction | - | 6-element | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 8x | - | |
| Special Effects | Bokeh effect | HDR, dynamic bokeh effect, Neon Portrait | |
| Camera Modes | Slow motion video | Expert Mode, portrait mode, Filter mode, Super nightscape, AI colour portrait video, Dual video mode, Panorama View, 108MP mode, Tilt-shift mode, Constellation Mode, Constellation Time Lapse Video | |
| Light Source | LED flash | LED flash | |
| Still Image Resolutions | - | 12000 x 9000 | |
| Video Resolutions | Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 480 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, 1280 x 720 (720p) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 480 fps, Slo-mo video 1280 x 720 (720p) at 960 fps | |
| Camera Features (Functions) | Live Focus, background blur | Scene recognition, Phase Detect Auto-Focus (PDAF), Text scanner, AI Beautify, UIS Video Stabilisation, Chroma boost, UIS Max Video stabilisation, 9-in-1 pixel binning, Smart ISO |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 8 Megapixel | Samsung Galaxy A51 5G has better second camera resolution than Realme 8 Pro. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.25 | Samsung Galaxy A51 5G has better second camera lens aperture than Samsung Galaxy A51 5G. |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | 123 degree(s) | 119 degree(s) | Samsung Galaxy A51 5G has larger second camera lens field of view than Realme 8 Pro. |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 5 Megapixel | 2 Megapixel | Samsung Galaxy A51 5G has higher resolution third camera than Realme 8 Pro. |
|---|---|---|---|
| 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 | |
| Camera Features (3rd Camera) | - | 4cm focal distance |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 5 Megapixel | 2 Megapixel | Samsung Galaxy A51 5G has higher resolution fourth camera than Realme 8 Pro. |
|---|---|---|---|
| Lens Aperture (4th Camera) | F/2.2 | F/2.4 | Samsung Galaxy A51 5G has better fourth camera lens aperture than Samsung Galaxy A51 5G. |
| Camera Functions (4th Camera) | Depth camera | B&W lens |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 32 Megapixel | 16 Megapixel | Samsung Galaxy A51 5G has better front camera resolution than Realme 8 Pro. |
| Sensor Name (Front) | - | Sony Exmor RX IMX471 sensor | |
| Lens Aperture (Front) | F/2.2 | F/2.45 | Samsung Galaxy A51 5G has better front lens aperture than Samsung Galaxy A51 5G. |
| Lens Element Qty (Front) | - | 5-element | |
| Focus Adjustment | Focus free | - | |
| Special Effects (Front) | - | HDR, Bokeh effect | |
| Camera Modes (Front) | - | Portrait mode, AI Beauty, Filter mode, Super nightscape, Panorama View | |
| Face Recognition (Face ID) | - | Face recognition | Realme 8 Pro has face detection. |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 120 fps |
| BATTERY AND CHARGING | Samsung Galaxy A51 5G | Realme 8 Pro |
|---|
| Battery Capacity (Battery Size) | 4500 mAh | 4500 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Fast Charging Technology | - | SuperDart Charge | Realme 8 Pro has fast charging technology. |
| Recharge Time (Charging Time) | - | 47 min | |
| Talk Time | 1380 minutes | - | |
| Run Time Details | Talk (4G): up to 1380 min Active online usage (LTE): up to 16 hrs Active online usage (Wi-Fi): up to 17 hrs Playback (video): up to 19 hrs Playback (audio): up to 86 hrs |
- |
| CELLULAR | Samsung Galaxy A51 5G | Realme 8 Pro |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | Samsung Galaxy A51 5G has more advanced generation mobile network. |
| Operating System | - | Android 11 | |
| User Interface | - | Realme UI 2.0 | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Samsung Galaxy A51 5G | Realme 8 Pro |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | 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 4, Band 5, Band 7, Band 8, Band 12, 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 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, 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 | |
| 5G NR Band | N41, n78 | - | |
| 5G NR Frequency | TDD TD 2500, TDD TD 3500 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+ | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy A51 5G | Realme 8 Pro |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | AAC, apt-X, LDAC, apt-X HD | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | - |
| FEATURES | Samsung Galaxy A51 5G | Realme 8 Pro |
|---|
| 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, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, proximity sensor, magnetometer, gyro sensor, light sensor | |
| Security Devices | Fingerprint reader (under display) | Fingerprint reader (under display) | |
| Additional Phone Features | Fast Charging, Samsung KNOX, Bixby Vision, Bixby Routines, Virtual Proximity Sensing | Dual microphones, Qualcomm 5th generation AI Engine |
| OTHERS | Samsung Galaxy A51 5G | Realme 8 Pro |
|---|
| Included Accessories | Power adapter | SIM card removal tool, USB-C cable, protective case, protective film, 65W SuperDart Charger |
|---|
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