Side-by-side technical data
Samsung Galaxy J7 (2017) vs vivo X20
Comparison between Samsung Galaxy J7 (2017) and vivo X20: camera, battery, fast charging, display, performance and colors, side by side. More phones from Samsung and vivo.
The verdict
Neither runs away with it: each wins something.
| Category | Galaxy J7 (2017) | X20 |
|---|---|---|
| Design & display | 6.7 | 7.3 |
| Performance & hardware | 2.0 | 2.7 |
| Camera | 3.7 | 3.5 |
| Connectivity | 4.4 | 4.0 |
| Battery & charging | 3.2 | 2.5 |
Which one is for you?
Samsung Galaxy J7 (2017), if you care about…
- Battery Capacity
- 3,600 mAh
- against 3,250 mAh
- Max. download speed
- 300 Mbps
- against 150 Mbps
vivo X20, if you care about…
- RAM Capacity
- 4 GB
- against 3 GB
- Bluetooth Version
- Bluetooth 5.0
- against Bluetooth 4.1
- RAM Type
- DDR4
- against DDR3
- Weight
- 159 g
- against 181 g
Specification comparison
Performance
| Specification | Galaxy J7 (2017) | X20 |
|---|---|---|
| Processor Model | Samsung Exynos 7870 | Qualcomm Snapdragon 660 |
| Processor Process Size | 14 nm | 14 nm |
| Graphics GPU | Mali-T820 MP1 | Qualcomm Adreno 512 |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Maximum CPU Clock | 1.6 GHz | 2.2 GHz Best value |
| Maximum Storage Capacity | 64 GB | 64 GB |
| AnTuTu Score | 46,000 | 142,062 |
| Geekbench 6 Single-Core | 172 | 342 Best value |
| Geekbench 6 Multi-Core | 492 | 1,232 Best value |
| CPU Description | Octa-core 1.6 GHz Cortex-A53 | Octa-core (4x2.2 GHz Kryo 260 Gold and 4x1.8 GHz Kryo 260 Silver) |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 3 GB | 4 GB Best value |
| RAM Type | DDR3 | DDR4 Best value |
| Expandable Storage | Yes | Yes |
| Maximum memory card | 256 GB | 256 GB |
Design
| Specification | Galaxy J7 (2017) | X20 |
|---|---|---|
| Body Colors | Black, Blue, Gold, Rose Gold | Black, Gold, Rose Gold, Blue, Pink |
| Body Thickness | 8 mm | 7.2 mm Best value |
| Body Width | 74.8 mm | 75.2 mm |
| Body Height | 152.5 mm | 155.9 mm |
| Weight | 181 g | 159 g Best value |
| Usable Surface | 73.1 % | 79.5 % Best value |
| Body Materials | Glass, Aluminium Alloy | Glass, Aluminium Alloy |
| Unfolded thickness | 8 mm | — |
Battery
| Specification | Galaxy J7 (2017) | X20 |
|---|---|---|
| Battery Capacity | 3,600 mAh Best value | 3,250 mAh |
| Battery Type | Li-Ion | Li-Ion |
| Fast Charge Power | — | 10 W |
| Battery Features | Battery Level Indicator, Rechargeable | Battery Level Indicator, Fast Charging, Rechargeable |
| Talk time | 24 h | — |
| Music playback time | 91 h | — |
Display
| Specification | Galaxy J7 (2017) | X20 |
|---|---|---|
| Display Aspect Ratio | 16:9 | 18:9 |
| Display Technology | Super AMOLED | Super AMOLED |
| Display Diagonal | 5.5″ | 6.01″ Best value |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 1,920 px | 2,160 px Best value |
| Display Pixel Density | 401 ppi | 402 ppi Best value |
| Display Features | Always-On Display, Touchscreen | Touchscreen |
Sensors
| Specification | Galaxy J7 (2017) | X20 |
|---|---|---|
| Fingerprint Sensor Placement | Front | Rear |
Sensor
| Specification | Galaxy J7 (2017) | X20 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass |
Software
| Specification | Galaxy J7 (2017) | X20 |
|---|---|---|
| Operating System | Android 7 | Android 7 |
| OS Family | Android | Android |
| OS Version | 7 | 7 |
Connectivity
| Specification | Galaxy J7 (2017) | X20 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, LTE B28, 4G LTE B40 | 2G GSM 900, 2G GSM 1800, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | GSM, HSPA, LTE, 4G | GSM, CDMA, HSPA, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n/ac | Wi-Fi 802.11a/b/g/n/ac |
| Wi-Fi Features | Dual Band, Wi-Fi Direct | Dual Band, Wi-Fi Direct |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 Best value |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, GLONASS, BeiDou Best value | GPS |
| Connectivity Features | 3.5 mm Audio Jack, ANT+, NFC, FM Radio, microUSB, USB OTG | 3.5 mm Audio Jack, microUSB, USB 2.0, USB OTG |
| USB Version | USB 2.0 | USB 2.0 |
| SAR (EU) head | 0.57 W/kg | — |
| SAR (EU) body | 1.33 W/kg | — |
| Max. download speed | 300 Mbps Best value | 150 Mbps |
| Max. upload speed | 50 Mbps | 50 Mbps |
Audio
| Specification | Galaxy J7 (2017) | X20 |
|---|---|---|
| Microphone Count | 1 | 2 Best value |
| Audio Features | A2DP, LE, Loudspeaker | A2DP, LE, Loudspeaker, 32-bit/192 kHz Audio |
Technical
| Specification | Galaxy J7 (2017) | X20 |
|---|---|---|
| Model numbers | SM-J730F, SM-J730FM, SM-S727VL, SM-J730K | X20A, 1721 |
