Samsung Galaxy J7 (2017) vs Samsung Galaxy J7 Duo
Side-by-side specs and price comparison for buyers in Algeria.
Samsung Galaxy J7 (2017)
Price coming soon
Samsung Galaxy J7 Duo
Price coming soon
Quick Verdict
Who wins each category, side by side.
Better price
Even
Faster chip
Even
Bigger battery
Samsung Galaxy J7 (2017)
Faster charging
Even
Higher-resolution camera
Even
Better display
Samsung Galaxy J7 (2017)
Lighter body
Samsung Galaxy J7 Duo
Best value for money
Even
Full specs comparison
Display
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| Size (inches) | 5.5 | 5.5 |
| Panel Type | AMOLED | AMOLED |
| Resolution Height | 1920 | 1280 |
| Resolution Width | 1080 | 720 |
| PPI | 401 | 267 |
| Screen-to-body | 73.1 | 70.4 |
Platform
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| CPU | Octa-core 1.6 GHz Cortex-A53 | Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53) |
| GPU | Mali-T830 MP1 | Mali-G71 |
| Chipset Name | Exynos 7870 Octa | Exynos 7885 |
| Process (nm) | 14 | 14 |
| OS Name | Android | Android |
| UI Skin | One UI | — |
| OS Version | 7.0 | 8.0 |
Memory
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| Card Slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Variants | 16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM | 32GB 3GB RAM, 32GB 4GB RAM |
Main Camera
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| Video | 1080p@30fps | 1080p@30fps |
| Features | LED flash, panorama, HDR | LED flash, panorama, HDR |
| Count | 1 | 2 |
| Depth | — | 5 MP, f/1.9, (depth) |
| Lens | — | 13 MP, f/1.9 |
| Wide | 13 MP, f/1.7, 27mm, (wide) | — |
Selfie Camera
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| Video | 1080p@30fps | 1080p@30fps |
| Features | LED flash | LED flash |
| Count | 1 | 1 |
| Lens | 13 MP, f/1.9, 28mm, (wide) | 8 MP, f/1.9 |
Battery
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| Capacity (mAh) | 3600 | 3000 |
| Chemistry | Li-Ion | Li-Ion |
| music play | Up to 91 h | — |
| talk time | Up to 24 h (3G) | — |
Body
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| Build | Glass front, aluminum back, aluminum frame | — |
| SIM | Nano-SIM + Nano-SIM | Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by) |
| Height (mm) | 152.5 | 153.5 |
| Thickness (mm) | 8 | 8.2 |
| Weight (g) | 181 | 174 |
| Width (mm) | 74.8 | 77.2 |
Launch
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| Announced | 2017, June. Released 2017, July | 2018, April. Released 2018, April |
| Status | Discontinued | Discontinued |
Network
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| 2G Bands | GSM 850, 900, 1800, 1900 - SIM 1 & SIM 2 | GSM 850, 900, 1800, 1900 |
| 3G Bands | HSDPA 850, 900, 1900, 2100 | HSDPA 850, 900, 1900, 2100 - International |
| 4G Bands | 1, 3, 5, 7, 8, 20, 28, 40 | 1, 3, 5, 7, 8, 20, 38, 40, 41 - International |
| Speed | HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Technology | GSM, HSPA, LTE | GSM, HSPA, LTE |
Connectivity
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| Bluetooth | 4.1 | 4.2 |
| NFC | Yes | No |
| Positioning | GPS, GLONASS, BDS | GPS, GLONASS, BDS |
| Radio | FM radio | FM radio |
| USB Version | 2.0 | 2.0 |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 |
Sound
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| 3.5mm Jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
Features
| Spec | Samsung Galaxy J7 (2017) | Samsung Galaxy J7 Duo |
|---|---|---|
| Sensors | Fingerprint (front-mounted), accelerometer, gyro, proximity, compass | Fingerprint (front-mounted), accelerometer, proximity |
Buying advice for Algeria
Both Samsung Galaxy J7 (2017) and Samsung Galaxy J7 Duo are sold in Algeria, but they fit different priorities.
Samsung Galaxy J7 (2017) packs a 3600 mAh battery, which translates to longer screen-on time when you are away from a charger.
Other popular comparisons
Samsung Galaxy S26 Ultra vs Apple iPhone 17 Pro Max
Samsung compared to Apple
Samsung Galaxy S26 Ultra vs Google Pixel 10 Pro XL
Samsung compared to Google
Samsung Galaxy S26 Ultra vs Xiaomi 15 Ultra
Samsung compared to Xiaomi
Apple iPhone 17 Pro Max vs Xiaomi 15 Ultra
Apple compared to Xiaomi
Apple iPhone 17 Pro Max vs Google Pixel 10 Pro XL
Apple compared to Google
Samsung Galaxy S26+ vs Apple iPhone 17
Samsung compared to Apple