In depth comparison and review of Samsung Galaxy A51 and Realme GT 2. 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 | Realme GT 2 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A515F/DSN | RMX3311 | |
| Form Factor | Touch | Touch | |
| Height | 158.5 mm | 162.9 mm | Realme GT 2 has greater height than Samsung Galaxy A51. |
| Width | 73.6 mm | 75.8 mm | Realme GT 2 has greater width than Samsung Galaxy A51. |
| Depth | 7.9 mm | 8.6 mm | Samsung Galaxy A51 is narrower than Samsung Galaxy A51. |
| Weight | 172 g | 194.5 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 | Steel black | Paper green | Paper white | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb) | 1.043 W/kg (body), 0.977 W/kg (head), 2.253 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 | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy A51 | Realme GT 2 |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Super AMOLED | Super AMOLED | |
| Screen Size (Display Size) | 6.5" | 6.62" | Realme GT 2 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 | - | |
| Max Brightness | - | 1300 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 5000000:1 | |
| Display Refresh Rate | - | 120 Hz | |
| Touch Sampling Rate | - | 1000 Hz | |
| Display Features | Edge-to-Edge screen, Infinity O display | 100% DCI-P3, 10240 levels auto brightness adjustment | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | Samsung Galaxy A51 | Realme GT 2 |
|---|
| Processor Type (CPU) | Samsung Exynos 9611 | Qualcomm Snapdragon 888 5G | |
|---|---|---|---|
| Clock Speed | 2.3 GHz | 2.84 GHz | Realme GT 2 has higher clock speed than Samsung Galaxy A51. |
| 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 660 |
| MEMORY | Samsung Galaxy A51 | Realme GT 2 |
|---|
| RAM | 4 GB | LPDDR5 SDRAM - 12 GB | Realme GT 2 has more RAM than Samsung Galaxy A51. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 256 GB | Realme GT 2 has more internal memory than Samsung Galaxy A51. |
| User Memory | 107 GB | - | |
| Memory Interface | - | UFS 3.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | - |
| CAMERA | Samsung Galaxy A51 | Realme GT 2 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 50 Megapixel | Realme GT 2 has better camera resolution than Samsung Galaxy A51. |
| Sensor Size | - | 1/1.56" | |
| Sensor Name | - | Sony IMX766 sensor | |
| Lens Aperture | F/2.0 | F/1.8 | Realme GT 2 has better lens aperture than Samsung Galaxy A51. |
| Lens Construction | - | 6-element | |
| Field of View (FoV) | - | 84.4 degree(s) | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Realme GT 2 has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 8x | - | |
| Special Effects | - | HDR, Bokeh effect, video bokeh effect | |
| Camera Modes | Slow motion mode, Live Focus mode | Slow motion mode, Expert Mode, AI Beauty, Filter mode, Super nightscape, Starry mode, Dual-View Video, Panorama View, Tilt-shift mode, Portrait Distortion Correction, microscope, Movie Mode, 50MP mode, Dynamic bokeh mode, Text scanner, Bokeh Flare Portrait, Street Photography Mode, AI Nightscape video | |
| 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 | - | |
| Camera Features (Functions) | AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur | AI scene recognition, ProLight Imaging technology |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 8 Megapixel | Samsung Galaxy A51 has better second camera resolution than Realme GT 2. |
|---|---|---|---|
| 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. |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | 123 degree(s) | 119 degree(s) | Samsung Galaxy A51 has larger second camera lens field of view than Realme GT 2. |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 5 Megapixel | 2 Megapixel | Samsung Galaxy A51 has higher resolution third camera than Realme GT 2. |
|---|---|---|---|
| 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 Realme GT 2. |
| Sensor Name (Front) | - | Sony Exmor RX IMX471 sensor | |
| Lens Aperture (Front) | F/2.2 | F/2.5 | Samsung Galaxy A51 has better front lens aperture than Samsung Galaxy A51. |
| Field of View (Front) | - | 78 degree(s) | |
| Focus Adjustment | Focus free | - | |
| Special Effects (Front) | - | HDR, Portrait bokeh, Adjustable Bokeh | |
| Camera Modes (Front) | - | Time-lapse mode, Beauty mode, Filter mode, Super nightscape, Dual-View Video, Panorama View, Portrait Distortion Correction | |
| Face Recognition (Face ID) | - | Face recognition | Realme GT 2 has face detection. |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | UIS video stabilisation |
| BATTERY AND CHARGING | Samsung Galaxy A51 | Realme GT 2 |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | Realme GT 2 has larger battery capacity than Samsung Galaxy A51. |
|---|---|---|---|
| Fast Charging Technology | - | SuperDart Charge | Realme GT 2 has fast charging technology. |
| Recharge Time (Charging Time) | - | 33 min | |
| 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 | Realme GT 2 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Realme GT 2 has more advanced generation mobile network. |
| Operating System | Android 10 | Android 12 | |
| User Interface | One UI | Realme UI 3.0 | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Samsung Galaxy A51 | Realme GT 2 |
|---|
| 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 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 800, 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 38, Band 39, 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, TDD 2600, TDD 1900, 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/ax | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.2 | |
| 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 | Realme GT 2 |
|---|
| 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, SBC, apt-X HD, LHDC | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | - | |
| Sound Enhancements | - | Dolby Atmos sound technology, Hi-Res audio |
| FEATURES | Samsung Galaxy A51 | Realme GT 2 |
|---|
| 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, proximity sensor, magnetometer, gyro sensor, colour temperature sensor, light sensor | |
| Security Devices | Fingerprint reader (under display) | Fingerprint reader (under display), face recognition | |
| Additional Phone Features | Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines | Dual noise-cancelling microphones, Qualcomm 6th generation AI Engine, super-linear dual speakers, dual linear stereo speakers, cooling system with vapour chamber |
| OTHERS | Samsung Galaxy A51 | Realme GT 2 |
|---|
| Included Accessories | Power adapter | SIM card removal tool, USB-C cable, 65W SuperDart Charger |
|---|
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