Detailed comparison and review of Samsung Galaxy J7 Duo and OPPO A54 5G. 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 | OPPO A54 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J720F | CPH2195 | |
| Form Factor | Touch | Touch | |
| Height | 153.5 mm | 162.9 mm | OPPO A54 5G has greater height than Samsung Galaxy J7 Duo. |
| Width | 77.2 mm | 74.7 mm | Samsung Galaxy J7 Duo has greater width than OPPO A54 5G. |
| Depth | 8.2 mm | 8.4 mm | Samsung Galaxy J7 Duo is narrower than Samsung Galaxy J7 Duo. |
| Weight | 174 g | 190 g | Samsung Galaxy J7 Duo is lighter than Samsung Galaxy J7 Duo. |
| Body Colour | Black | Fluid black | Fantastic purple | |
| Body Material | - | Aluminium, polymer | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.397 W/kg (body), 0.543 W/kg (head) | 1.29 W/kg (body), 0.922 W/kg (head), 2.729 W/kg (limb) | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy J7 Duo | OPPO A54 5G |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | HD Super AMOLED | LTPS | |
| Screen Size (Display Size) | 5.5" | 6.5" | OPPO A54 5G has larger screen size than Samsung Galaxy J7 Duo. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2400 x 1080 pixels | OPPO A54 5G has better screen resolution than Samsung Galaxy J7 Duo. |
| Display Format | HD | Full HD+ | |
| Pixel Density | - | 405 ppi | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 550 cd/m² | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | - | 1500:1 | |
| Display Refresh Rate | - | 90 Hz | |
| Touch Sampling Rate | - | 180 Hz | |
| Display Features | - | Always-on display, night mode, Eye comfort mode, Dark mode, 100% DCI-P3, 96% NTSC | |
| Display Protection (Screen Protector) | - | Panda Glass MN228 |
| PROCESSOR | Samsung Galaxy J7 Duo | OPPO A54 5G |
|---|
| Processor Type (CPU) | - | Qualcomm Snapdragon 480 5G | |
|---|---|---|---|
| Clock Speed | 1.6 GHz | 2 GHz | OPPO A54 5G 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. |
| Graphics System (GPU) | - | Qualcomm ADRENO 619 |
| MEMORY | Samsung Galaxy J7 Duo | OPPO A54 5G |
|---|
| RAM | 3 GB | LPDDR4X SDRAM - 4 GB | OPPO A54 5G has more RAM than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | OPPO A54 5G 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 | microSDHC, microSD, microSDXC - up to 256 GB |
| CAMERA | Samsung Galaxy J7 Duo | OPPO A54 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 4 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 48 Megapixel | OPPO A54 5G has better camera resolution than Samsung Galaxy J7 Duo. |
| Sensor Size | - | 1.2" | |
| Sensor Name | - | Omnivision OV48B2Q sensor | |
| Lens Aperture | F/1.9 | F/1.7 | OPPO A54 5G has better lens aperture than Samsung Galaxy J7 Duo. |
| Lens Construction | - | 6-element | |
| Field of View (FoV) | - | 79 degree(s) | |
| Pixel Size | - | 0.8 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | - | 22 mm | |
| Camera Modes | - | Panorama, Slow motion mode, night mode, Text, Portrait | |
| Light Source | LED flash | LED flash | |
| Still Image Resolutions | - | 8000 x 6000 | |
| 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) | - | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), AI Quad camera, 4-in-1 to 1.6μm Super Pixel, AI Scene Enhancement 2.0 |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 8 Megapixel | OPPO A54 5G has better second camera resolution than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/4" | |
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/1.9 | F/2.2 | Samsung Galaxy J7 Duo has better second camera lens aperture than Samsung Galaxy J7 Duo. |
| Lens Element Qty (2nd Camera) | - | 5-element | |
| Field of View (2nd Camera) | - | 119 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.12 μm | |
| Minimum Focal Length (2nd Camera) | - | 18 mm | |
| Camera Features (2nd Camera) | - | Electronic Image Stabiliser (EIS) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/5" | |
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Field of View (3rd Camera) | - | 88 degree(s) | |
| Pixel Size (3rd Camera) | - | 1.75 μm | |
| Minimum Focal Length (3rd Camera) | - | 24 mm | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Sensor Size (4th Camera) | - | 1/5" | |
| Lens Aperture (4th Camera) | - | F/2.4 | |
| Lens Element Qty (4th Camera) | - | 3-element | |
| Field of View (4th Camera) | - | 88 degree(s) | |
| Pixel Size (4th Camera) | - | 1.75 μm | |
| Minimum Focal Length (4th Camera) | - | 24 mm | |
| Camera Functions (4th Camera) | - | Monochrome |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 16 Megapixel | OPPO A54 5G has better front camera resolution than Samsung Galaxy J7 Duo. |
| Sensor Size (Front) | - | 1/3.09" | |
| Sensor Name (Front) | - | Sony Exmor RX IMX471 sensor | |
| Lens Aperture (Front) | F/1.9 | F/2.0 | Samsung Galaxy J7 Duo has better front lens aperture than Samsung Galaxy J7 Duo. |
| Lens Element Qty (Front) | - | 3-element | |
| Field of View (Front) | - | 79 degree(s) | |
| Pixel Size (Front) | - | 1 μm | |
| Min Focal Length (Front) | - | 28 mm | |
| Special Effects (Front) | - | Stickers | |
| Camera Modes (Front) | - | Panorama, Time-lapse mode, night mode, Portrait | |
| Still Image Resolutions (Front) | - | 4624 x 3468 | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | - | AI beautification |
| BATTERY AND CHARGING | Samsung Galaxy J7 Duo | OPPO A54 5G |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 5000 mAh | OPPO A54 5G has larger battery capacity than Samsung Galaxy J7 Duo. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 210 min | |
| Standby Time | - | 400 hours | |
| Talk Time | 1200 minutes | 2700 minutes | OPPO A54 5G 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 |
Standby: up to 400 hrs Talk: up to 2700 min Playback (audio): up to 37 hrs Playback (video): up to 21 hrs |
| CELLULAR | Samsung Galaxy J7 Duo | OPPO A54 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | OPPO A54 5G has more advanced generation mobile network. |
| Operating System | Google Android | ColorOS 11.1 (based on Android 11) | |
| Intelligent Assistant | Bixby | - | |
| Navigation | GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, QZSS |
| COMMUNICATIONS | Samsung Galaxy J7 Duo | OPPO A54 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | VoLTE, FDD-LTE, TDD-LTE, VoWiFi, 5G NR FR1 | |
|---|---|---|---|
| 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 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41, Band 66 | |
| 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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 | |
| NFC | - | Yes | OPPO A54 5G has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy J7 Duo | OPPO A54 5G |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), apt-X, LDAC, MID, SBC, apt-X HD, LHDC, APTX-TWS+ | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | MKV, FLV, AVI, MOV, WMV, ASF, 3GP, MP4 | |
| Sound Enhancements | - | Dirac sound technologies |
| FEATURES | Samsung Galaxy J7 Duo | OPPO A54 5G |
|---|
| 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, proximity sensor | Accelerometer, ambient light sensor, proximity sensor, pedometer, magnetometer, gyro sensor, gravity sensor, optical sensor | |
| Security Devices | Face recognition, fingerprint reader | Face recognition, fingerprint reader | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | - | MIMO technology, noise reduction microphone, Gesture Controls, Google Lens, graphite cooling |
| OTHERS | Samsung Galaxy J7 Duo | OPPO A54 5G |
|---|
| Included Accessories | Power adapter | Headset, SIM card removal tool, USB-C cable, protective case, 10W charger, protective film |
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