Samsung Galaxy J7 Duo vs Samsung Galaxy A21
Here you can compare Samsung Galaxy J7 Duo and Samsung Galaxy A21. Comparing Samsung Galaxy J7 Duo vs Samsung Galaxy A21 on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Samsung Galaxy J7 Duo stands against Samsung Galaxy A21 and which one should you buy The current lowest price found for Samsung Galaxy J7 Duo is ₹12,399 and for Samsung Galaxy A21 is ₹13,990. The details of both of these products were last updated on Apr 12, 2024.
| Specification | Samsung Galaxy J7 Duo | Samsung Galaxy A21 |
|---|---|---|
| RAM | 4 GB | 3 GB |
| Battery | 3000 mAh, Li-ion Battery | 4000 mAh, Li-Po Battery |
| Internal Memory | 32 GB | 32 GB |
| Display | 5.5 inches, 720 x 1280 pixels | 6.5 inches, 720 x 1600 pixels |
| OS | Android v8.0 (Oreo) | Android v10 |
| Price | ₹12,399 | ₹13,990 |
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Overview
| Specs Score | 60 / 100 | 71 / 100 Better Specs |
| Display Size | 5.5 in | 6.5 in Bigger Display |
| Display Resolution | 720 x 1280 pixels | 720 x 1600 pixels Better Resolution |
| Screen To Body Ratio | ~ 79.3% Less Bezels | |
| RAM | 4 GB More RAM | 3 GB |
| CPU Clock Speed | 1.6 GHz | 2.3 GHz Faster Clock Speed |
| Rear Camera | 13 MP + 5 MP Dual | 16 MP Quad Better Camera Resolution |
| Front Camera | 8 MP | 13 MP Better Front Camera Resolution |
| Weight | 174 g Lighter | 193 g |
| Battery | 3000 mAh | 4000 mAh Bigger Battery |
| Unique Features | No No | Fast Charging NFC |
General
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Micro+Micro SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | April, 2018 | April 08, 2020 |
Design
| Dimensions | 77.2 x 153.5 x 8.19 mm | 76.7 x 167.8 x 8.1 mm |
| Weight | 174 g | 193 g |
Display
| Type | Color Super AMOLED Screen (16M colors Colors) | Color IPS LCD Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 5.5 inches, 720 x 1280 pixels | 6.5 inches, 720 x 1600 pixels |
| Aspect Ratio | 16:9 | 20:9 |
| PPI | ~ 267 PPI | ~ 270 PPI |
| Screen to Body Ratio | ~ 79.3% | |
| Notch | Yes, Punch Hole |
Memory
| RAM | 4 GB | 3 GB |
| Storage | 32 GB | 32 GB |
| Card Slot | Yes | Yes |
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 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging |
Extra
| GPS | Yes, with A-GPS Support | Yes, with A-GPS, GLONASS, BDS |
| Fingerprint Sensor | Yes | Yes, Rear |
| Face Unlock | Yes | |
| Sensors | Accelerometer | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| NFC | Yes, Yes (market/region dependent) |
Camera
| Rear Camera | 13 MP + 5 MP with autofocus | 16 MP f/1.8 (Wide Angle) 8 MP f/2.2 (Ultra Wide) 2 MP f/2.4 (Macro) 2 MP f/2.4 (Depth Sensor) |
| Features | Face detection, Geo tagging, Panorama, Touch to focus | Panorama, HDR |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 8 MP with LED Flash | Punch Hole 13 MP f/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD |
Technical
| OS | Android v8.0 (Oreo) | Android v10 |
| Chipset | Samsung Exynos 7870 | Mediatek Helio P35 |
| CPU | 1.6 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53 | |
| GPU | Mali-T830 MP1 | PowerVR GE8320 |
| Java | Yes, via 3rd party | No |
| Browser | Yes, supports HTML | Yes |
Multimedia
| Supports | MMS, Instant Messaging | |
| Yes, with Push Email | Yes | |
| Music | MP3, WAV, WMA, eAAC+, FLAC | Yes |
| Video | MP4, WMV, H.264 | Yes |
| FM Radio | Yes | Yes |
| Document Reader | Yes | Yes |
Battery
| Type | Removable Battery | Non-Removable Battery |
| Size | 3000 mAh, Li-ion Battery | 4000 mAh, Li-Po Battery |
| Fast Charging | Yes, 15W Fast Charging |
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