Samsung Galaxy J7 (2017) vs Samsung Galaxy A31
Quick Comparison
Samsung Galaxy A31 has better RAM than Samsung Galaxy J7 (2017). In terms of display resolution, Samsung Galaxy A31 has better resolution of 1080 x 2400 than Samsung Galaxy J7 (2017) which has resolution of 1920 x 1080. Samsung Galaxy A31 has more internal memory than Samsung Galaxy J7 (2017)
| Name | Samsung Galaxy J7 (2017) | Samsung Galaxy A31 |
| RAM | 3 GB | 6 GB |
|---|---|---|
| Display | 5.5 in | 6.4 in |
| Internal Memory | 16 GB | 128 GB |
| Battery | 3600 mAh | 5000 mAh |
| Camera | 13 MP | 48 MP Quad |
| Price | Rs. 14990 | Rs. 18990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is June, 2017. The cost of Samsung Galaxy J7 (2017) is Rs. 14990. The launch Date of the second phone is June 4, 2020. The cost of Samsung Galaxy A31 is Rs. 18990.
Display comparison
Samsung Galaxy J7 (2017) has screen size of 5.5 inches which falls short to Samsung Galaxy A31's 6.4 inch screen. There is Super AMOLED Screen Type in both the phones. Samsung Galaxy A31 has display density of 412 PPI & Samsung Galaxy J7 (2017) has only 401 PPI display density. Samsung Galaxy J7 (2017) has 16:9 aspect ratio where as Samsung Galaxy A31 has 20:9 aspect ratio.
Memory comparison
Samsung Galaxy A31's larger 6 GB RAM is better for playing games and all with respect to Samsung Galaxy J7 (2017)'s lower 3 GB RAM. Samsung Galaxy A31 has more Internal Memory (128 GB) than Samsung Galaxy J7 (2017) (16 GB).
Camera comparison
Samsung Galaxy A31's 48 MP Quad Rear Camera outshines Samsung Galaxy J7 (2017)'s 13 MP Rear Camera in terms of resolution. Samsung Galaxy A31 will be better choice if you're looking to click lot of selfies as it has better 20 MP Front Camera in comparison to Samsung Galaxy J7 (2017)'s 13 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 7.1 and the second one on 10 version.
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Full Comparison
| Name | Samsung Galaxy J7 (2017) | Samsung Galaxy A31 |
| General | ||
| Model | Galaxy A31 | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | June, 2017 | June 4, 2020 |
| Design | ||
| Dimensions | 74.8 x 152.5 x 8 mm | 73.1 x 159.3 x 8.6 mm |
| Weight | 181 g | 185 g |
| Display | ||
| Type | Color Super AMOLED Screen (16M colors Colors) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 5.5 inches, 1080 x 1920 pixels | 6.4 inches, 2400 x 1080 pixels |
| Aspect Ratio | 16:9 | 20:9 |
| PPI | ~ 401 PPI | ~ 412 PPI |
| Screen to Body Ratio | ~ 84.9% | |
| Features | Full HD+ | |
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 3 GB | 6 GB |
| Storage | 16 GB | 128 GB |
| Card Slot | Yes | Yes, upto 512 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes | Yes, v5.0, A2DP, LE |
| USB | Yes, microUSB | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | |
| Extra | ||
| GPS | Yes, with A-GPS Support | GPS, Glonass, Beidou, Galileo |
| Fingerprint Sensor | Yes | Yes, In Display |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Gyroscope, Compass | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Virtual Proximity Sensing, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| NFC | Yes | Yes |
| Camera | ||
| Rear Camera | 13 MP | 48 MP ƒ/2 (Main) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.4 (Macro) Macro 5 MP ƒ/2.4 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | Face detection, Geo tagging, Panorama, Touch to focus | |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 13 MP LED Flash | 20 MP ƒ/2 (Main) |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v7.1 (Nougat) | Android v10 |
| Chipset | Samsung Exynos 7870 | mediatek Helio P65 |
| CPU | 1.6 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| GPU | Mali-T830MP2 | Arm Mali-G52 2EEMC2 |
| Java | No | No |
| Browser | Yes, supports HTML | Yes, supports HTML5 |
| Multimedia | ||
| Supports | MMS, Instant Messaging | |
| Yes, with Push Email | Yes | |
| Music | MP3, WAV, WMA, eAAC+, FLAC | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA |
| Video | MP4, WMV, H.264 | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 3600 mAh, Li-ion Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes | |
| Talk Time | 33 hours | |
| Music Playback Time | 91 hours | 97 hours |