Detailed comparison and review of Huawei P20 and Samsung Galaxy J7 Duo. 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 | Huawei P20 | Samsung Galaxy J7 Duo |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | SM-J720F | |
| Form Factor | Touch | Touch | |
| Height | 149.1 mm | 153.5 mm | Samsung Galaxy J7 Duo has greater height than Huawei P20. |
| Width | 70.8 mm | 77.2 mm | Samsung Galaxy J7 Duo has greater width than Huawei P20. |
| Depth | 7.65 mm | 8.2 mm | Huawei P20 is narrower than Huawei P20. |
| Weight | 165 g | 174 g | Huawei P20 is lighter than Huawei P20. |
| Body Colour | Black | Black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.26 W/kg (body), 0.76 W/kg (head) | 1.397 W/kg (body), 0.543 W/kg (head) | |
| Connector Type | 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 | Micro SIM | |
| SIM Card Qty | Single-SIM | Single-SIM |
| DISPLAY | Huawei P20 | Samsung Galaxy J7 Duo |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | TFT | HD Super AMOLED | |
| Screen Size (Display Size) | 5.8" | 5.5" | Huawei P20 has larger screen size than Samsung Galaxy J7 Duo. |
| Screen Resolution (Display Resolution) | 2244 x 1080 pixels | 1280 x 720 pixels | Huawei P20 has better screen resolution than Samsung Galaxy J7 Duo. |
| Display Format | Full HD+ | HD | |
| Pixel Density | 428 ppi | - | |
| Colour Depth | - | 16.7 million colours | |
| Display Features | FullView Display | - |
| PROCESSOR | Huawei P20 | Samsung Galaxy J7 Duo |
|---|
| Processor Type (CPU) | Hisilicon Kirin 970 - with i7 | - | |
|---|---|---|---|
| Clock Speed | 2.36 GHz | 1.6 GHz | Huawei P20 has higher clock speed than Samsung Galaxy J7 Duo. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Huawei P20 has 64-bit architecture. |
| MEMORY | Huawei P20 | Samsung Galaxy J7 Duo |
|---|
| RAM | 4 GB | 3 GB | Huawei P20 has more RAM than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 32 GB | Huawei P20 has more internal memory than Samsung Galaxy J7 Duo. |
| User Memory | - | 21.9 GB | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 256 GB |
| CAMERA | Huawei P20 | Samsung Galaxy J7 Duo |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 13 Megapixel | Samsung Galaxy J7 Duo has better camera resolution than Huawei P20. |
| Sensor Type | RGB CMOS | - | |
| Lens Aperture | F/1.8 | F/1.9 | Huawei P20 has better lens aperture than Huawei P20. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 2x | - | |
| Camera Modes | Auto scene recognition, 3D Portrait Lighting | - | |
| Light Source | Dual tone LED flash | LED flash | |
| Video Resolutions | 3840 x 2160 (4K), Super slow motion video 1920 x 1080 (1080p) at 960 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Leica Dual-Kamera, 2x Hybrid Zoom | - |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 20 Megapixel | 5 Megapixel | Huawei P20 has better second camera resolution than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Sensor Type (2nd Camera) | Monochrome CMOS | - | |
| Lens Aperture (2nd Camera) | F/1.6 | F/1.9 | Huawei P20 has better second camera lens aperture than Huawei P20. |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 24 Megapixel | 8 Megapixel | Huawei P20 has better front camera resolution than Samsung Galaxy J7 Duo. |
| Lens Aperture (Front) | F/2.0 | F/1.9 | Samsung Galaxy J7 Duo has better front lens aperture than Huawei P20. |
| Camera Features (Front) | Light Fusion technology | - |
| BATTERY AND CHARGING | Huawei P20 | Samsung Galaxy J7 Duo |
|---|
| Battery Capacity (Battery Size) | 3400 mAh | 3000 mAh | Huawei P20 has larger battery capacity than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Fast Charging Technology | HUAWEI Safe SuperCharge technology | - | Huawei P20 has fast charging technology. |
| Recharge Time (Charging Time) | 90 min | - | |
| Standby Time | 406 hours | - | |
| Talk Time | 1140 minutes | 1200 minutes | Samsung Galaxy J7 Duo has longer battery life when making calls than Huawei P20. |
| Run Time Details | Talk: up to 1140 min Standby: up to 406 hrs |
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 |
|
| Battery Technology | Lithium polymer | - |
| CELLULAR | Huawei P20 | Samsung Galaxy J7 Duo |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 8.1 Oreo | Google Android | |
| User Interface | HUAWEI Emotion UI 8.1 | - | |
| Intelligent Assistant | - | Bixby | |
| Navigation | GPS, A-GPS, GLONASS | GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Huawei P20 | Samsung Galaxy J7 Duo |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 6, Band 8, Band 19 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 800, 900, 800 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 7, Band 8, Band 9, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 32, Band 34, Band 38, Band 39, Band 40, Band 41 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 850, FDD 2600, FDD 900, FDD 1800, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac, ANT+/ANT | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
| NFC | Yes | - | Huawei P20 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Huawei P20 | Samsung Galaxy J7 Duo |
|---|
| Supported Digital Audio Standards | Apt-X, LDAC, apt-X HD | 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 | Huawei P20 | Samsung Galaxy J7 Duo |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, laser sensor, colour temperature sensor | Accelerometer, proximity sensor | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader | |
| Additional Phone Features | Face Unlock, MIMO technology, Knuckle, Split Screen, Neural Network Processing Unit | - | |
| Android Enterprise Recommended | Yes | - |
| OTHERS | Huawei P20 | Samsung Galaxy J7 Duo |
|---|
| Included Accessories | Protective cover, power adapter, USB-C to 3.5 jack adapter, USB-C cable, USB-C high resolution earphones | Power adapter |
|---|
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