Detailed comparison and review of Samsung Galaxy J7 Duo and Xiaomi Redmi A1. 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 J7 Duo | Xiaomi Redmi A1 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J720F | - | |
| Form Factor | Touch | Touch | |
| Height | 153.5 mm | 164.9 mm | Xiaomi Redmi A1 has greater height than Samsung Galaxy J7 Duo. |
| Width | 77.2 mm | 76.75 mm | Samsung Galaxy J7 Duo has greater width than Xiaomi Redmi A1. |
| Depth | 8.2 mm | 9.09 mm | Samsung Galaxy J7 Duo is narrower than Samsung Galaxy J7 Duo. |
| Weight | 174 g | 192 g | Samsung Galaxy J7 Duo is lighter than Samsung Galaxy J7 Duo. |
| Body Colour | Black | Light green | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.397 W/kg (body), 0.543 W/kg (head) | 0.997 W/kg (body), 0.846 W/kg (head), 2.541 W/kg (limb) | |
| Integrated Components | - | FM radio | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | - | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy J7 Duo | Xiaomi Redmi A1 |
|---|
| Display Type | OLED display | - | |
|---|---|---|---|
| Display Technology | HD Super AMOLED | - | |
| Screen Size (Display Size) | 5.5" | 6.52" | Xiaomi Redmi A1 has larger screen size than Samsung Galaxy J7 Duo. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1600 x 720 pixels | Xiaomi Redmi A1 has better screen resolution than Samsung Galaxy J7 Duo. |
| Display Format | HD | HD+ | |
| Aspect Ratio | - | 20:9 | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | - | Night light screen, Dot Drop display |
| PROCESSOR | Samsung Galaxy J7 Duo | Xiaomi Redmi A1 |
|---|
| Processor Type (CPU) | - | MediaTek Helio A22 | |
|---|---|---|---|
| Clock Speed | 1.6 GHz | 2 GHz | Xiaomi Redmi A1 has higher clock speed than Samsung Galaxy J7 Duo. |
| Processor Core Qty | 8-core | Quad-core | Samsung Galaxy J7 Duo has higher processor core quantity than Xiaomi Redmi A1. |
| MEMORY | Samsung Galaxy J7 Duo | Xiaomi Redmi A1 |
|---|
| RAM | 3 GB | LPDDR4X SDRAM - 2 GB | Samsung Galaxy J7 Duo has more RAM than Xiaomi Redmi A1. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 32 GB | Both phones have the same internal memory capacity. |
| User Memory | 21.9 GB | - | |
| Memory Interface | - | eMMC 5.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Samsung Galaxy J7 Duo | Xiaomi Redmi A1 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 8 Megapixel | Samsung Galaxy J7 Duo has better camera resolution than Xiaomi Redmi A1. |
| Lens Aperture | F/1.9 | F/2.0 | Samsung Galaxy J7 Duo has better lens aperture than Samsung Galaxy J7 Duo. |
| Focus Adjustment | Automatic | - | |
| Special Effects | - | HDR | |
| Camera Modes | - | Time-lapse mode, portrait mode, Short video mode | |
| Light Source | LED flash | 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 | |
| Camera Features (Functions) | - | AI Dual camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 8 Megapixel | Xiaomi Redmi A1 has better second camera resolution than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Lens Aperture (2nd Camera) | F/1.9 | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 5 Megapixel | Samsung Galaxy J7 Duo has better front camera resolution than Xiaomi Redmi A1. |
| Lens Aperture (Front) | F/1.9 | F/2.2 | Samsung Galaxy J7 Duo has better front lens aperture than Samsung Galaxy J7 Duo. |
| Camera Modes (Front) | - | Beautify | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | AI Selfie |
| BATTERY AND CHARGING | Samsung Galaxy J7 Duo | Xiaomi Redmi A1 |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 5000 mAh | Xiaomi Redmi A1 has larger battery capacity than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Standby Time | - | 746 hours | |
| Talk Time | 1200 minutes | 1800 minutes | Xiaomi Redmi A1 has longer battery life when making calls than Samsung Galaxy J7 Duo. |
| Run Time Details | Active online usage (WCDMA): up to 11 hrs Active online usage (LTE): up to 13 hrs Active online usage (Wi-Fi): up to 13 hrs Playback (video): up to 17 hrs Playback (audio): up to 66 hrs Talk (WCDMA): up to 1200 min |
Talk: up to 1800 min Standby: up to 746 hrs Playback (video): up to 22 hrs Playback (Music): up to 161 hrs |
| CELLULAR | Samsung Galaxy J7 Duo | Xiaomi Redmi A1 |
|---|
| 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 12 (Go edition) | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy J7 Duo | Xiaomi Redmi A1 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | 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 5, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, 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 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, 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 5.0 | Bluetooth 5.0 | |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy J7 Duo | Xiaomi Redmi A1 |
|---|
| 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 J7 Duo | Xiaomi Redmi A1 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor | Accelerometer | |
| Security Devices | Face recognition, fingerprint reader | - | |
| Additional Phone Features | - | Fast Charging |
| OTHERS | Samsung Galaxy J7 Duo | Xiaomi Redmi A1 |
|---|
| Included Accessories | Power adapter | USB cable, SIM card removal tool, 10W charger |
|---|
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