Detailed comparison and review of Samsung Galaxy A7 (2017) and Realme C31. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Samsung Galaxy A7 (2017) | Realme C31 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A720F/DS | RMX3501 | |
| Form Factor | Touch | Touch | |
| Height | 156.8 mm | 164.7 mm | Realme C31 has greater height than Samsung Galaxy A7 (2017). |
| Width | 77.6 mm | 76.1 mm | Samsung Galaxy A7 (2017) has greater width than Realme C31. |
| Depth | 7.9 mm | 8.4 mm | Samsung Galaxy A7 (2017) is narrower than Samsung Galaxy A7 (2017). |
| Weight | 186 g | 197 g | Samsung Galaxy A7 (2017) is lighter than Samsung Galaxy A7 (2017). |
| Body Colour | Gold | Light silver | Dark green | |
| Protection | Dustproof, splashproof, water-resistant | - | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy A7 (2017) is waterproof. |
| SAR Value | 1.33 W/kg (body), 0.21 W/kg (head) | 1.147 W/kg (body), 0.957 W/kg (head), 2.663 W/kg (limb) | |
| Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy A7 (2017) | Realme C31 |
|---|
| Display Type | OLED display | - | |
|---|---|---|---|
| Display Technology | Full HD Super AMOLED | - | |
| Screen Size (Display Size) | 5.7" | 6.5" | Realme C31 has larger screen size than Samsung Galaxy A7 (2017). |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1600 x 720 pixels | Samsung Galaxy A7 (2017) has better screen resolution than Realme C31. |
| Display Format | Full HD | HD+ | |
| Aspect Ratio | - | 20:9 | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Refresh Rate | - | 60 Hz | |
| Touch Sampling Rate | - | 120 Hz | |
| Display Features | Always-on display | Ultra-clear View |
| PROCESSOR | Samsung Galaxy A7 (2017) | Realme C31 |
|---|
| Processor Type (CPU) | - | Unisoc | |
|---|---|---|---|
| Processor Number | - | T612 | |
| Clock Speed | 1.9 GHz | 1.82 GHz | Samsung Galaxy A7 (2017) has higher clock speed than Realme C31. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | - | ARM Mali-G57 |
| MEMORY | Samsung Galaxy A7 (2017) | Realme C31 |
|---|
| RAM | 3 GB | LPDDR4X SDRAM - 4 GB + up to 7 GB virtual extension | Realme C31 has more RAM than Samsung Galaxy A7 (2017). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | Realme C31 has more internal memory than Samsung Galaxy A7 (2017). |
| User Memory | 23 GB | - | |
| Memory Interface | - | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Samsung Galaxy A7 (2017) | Realme C31 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 13 Megapixel | Samsung Galaxy A7 (2017) has better camera resolution than Realme C31. |
| Sensor Type | CMOS | - | |
| Lens Aperture | F/1.9 | F/2.2 | Samsung Galaxy A7 (2017) has better lens aperture than Samsung Galaxy A7 (2017). |
| Lens Construction | - | 5-element | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| Camera Modes | - | Burst mode, Panorama, Time-lapse mode, Pro mode, Portrait, Filter mode, Macro mode, Night Pro | |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 854 x 480 (480p) at 30 fps | |
| Camera Features (Functions) | - | AI Triple camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Camera Functions (2nd Camera) | - | Macro camera | |
| Camera Features (2nd Camera) | - | 4cm macro photography |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 0.3 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.8 | |
| Camera Functions (3rd Camera) | - | B&W lens |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 16 Megapixel | 5 Megapixel | Samsung Galaxy A7 (2017) has better front camera resolution than Realme C31. |
| Sensor Type (Front) | CMOS | - | |
| Lens Aperture (Front) | F/1.9 | F/2.2 | Samsung Galaxy A7 (2017) has better front lens aperture than Samsung Galaxy A7 (2017). |
| Lens Element Qty (Front) | - | 3-element | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | - | Beauty mode, Filter mode | |
| Video Resolutions (Front) | - | 1280 x 720 (720p) at 30 fps, 854 x 480 (480p) at 30 fps | |
| Camera Features (Front) | - | AI Selfie |
| BATTERY AND CHARGING | Samsung Galaxy A7 (2017) | Realme C31 |
|---|
| Battery Capacity (Battery Size) | 3600 mAh | 5000 mAh | Realme C31 has larger battery capacity than Samsung Galaxy A7 (2017). |
|---|---|---|---|
| Talk Time | 1380 minutes | - | |
| Run Time Details | Talk (WCDMA): up to 1380 min Active online usage (WCDMA): up to 13 hrs Active online usage (LTE): up to 16 hrs Active online usage (Wi-Fi): up to 17 hrs Playback (video): up to 20 hrs Playback (audio): up to 59 hrs Playback (audio (Always On Display Off)): up to 94 hrs |
- |
| CELLULAR | Samsung Galaxy A7 (2017) | Realme C31 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Google Android | Android 11 | |
| User Interface | - | Realme UI (R Edition) | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou | GPS, A-GPS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy A7 (2017) | Realme C31 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE | GPRS, EDGE, HSPA+, 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 4, Band 5, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 17, 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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700b, 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 802.11a/b/g/n/ac, ANT+/ANT | Wi-Fi | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, HOGP | - | |
| NFC | Yes | - | Samsung Galaxy A7 (2017) has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy A7 (2017) | Realme C31 |
|---|
| 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, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | - |
| FEATURES | Samsung Galaxy A7 (2017) | Realme C31 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | Accelerometer, proximity sensor, magnetometer, gyro sensor, light sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader (side) | |
| Additional Phone Features | - | MIMO technology, Ultra Power Saving Mode, Fast Charging |
| OTHERS | Samsung Galaxy A7 (2017) | Realme C31 |
|---|
| Included Accessories | Power adapter | SIM card removal tool, 10W charger, micro-USB cable | |
|---|---|---|---|
| Compliant Standards | - | TUV Rheinland |
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