Samsung Galaxy J7 Duo vs Samsung Galaxy J7 Prime 2
Side-by-side specs and price comparison for buyers in Algeria.
Samsung Galaxy J7 Duo
Price coming soon
Samsung Galaxy J7 Prime 2
Price coming soon
Quick Verdict
Who wins each category, side by side.
Better price
Even
Faster chip
Even
Bigger battery
Samsung Galaxy J7 Prime 2
Faster charging
Even
Higher-resolution camera
Even
Better display
Samsung Galaxy J7 Prime 2
Lighter body
Samsung Galaxy J7 Prime 2
Best value for money
Even
Full specs comparison
Display
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| Size (inches) | 5.5 | 5.5 |
| Panel Type | AMOLED | PLS LCD |
| Resolution Height | 1280 | 1920 |
| Resolution Width | 720 | 1080 |
| PPI | 267 | 401 |
| Glass Type | — | Corning Gorilla Glass (market dependent) |
| Screen-to-body | 70.4 | 73.3 |
Platform
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| CPU | Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53) | Octa-core 1.6 GHz Cortex-A53 |
| GPU | Mali-G71 | Mali-T830 MP1 |
| Chipset Name | Exynos 7885 | Exynos 7870 Octa |
| Process (nm) | 14 | 14 |
| OS Name | Android | Android |
| OS Version | 8.0 | 7.0 |
Memory
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| Card Slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Variants | 32GB 3GB RAM, 32GB 4GB RAM | 32GB 3GB RAM |
Main Camera
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| Video | 1080p@30fps | 1080p@30fps |
| Features | LED flash, panorama, HDR | LED flash, panorama, HDR |
| Count | 2 | 1 |
| Depth | 5 MP, f/1.9, (depth) | — |
| Lens | 13 MP, f/1.9 | — |
| Wide | — | 13 MP, f/1.9, 28mm, (wide) |
Selfie Camera
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| Video | 1080p@30fps | 1080p@30fps |
| Features | LED flash | — |
| Count | 1 | 1 |
| Lens | 8 MP, f/1.9 | 13 MP, f/1.9 |
Battery
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| Capacity (mAh) | 3000 | 3300 |
| Chemistry | Li-Ion | Li-Ion |
| music play | — | Up to 84 h |
| talk time | — | Up to 21 h (3G) |
Body
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| Build | — | Glass front (Gorilla Glass), aluminum/plastic back, aluminum frame |
| SIM | Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by) | Nano-SIMNano-SIM + Nano-SIM |
| Height (mm) | 153.5 | 151.7 |
| Thickness (mm) | 8.2 | 8 |
| Weight (g) | 174 | 170 |
| Width (mm) | 77.2 | 75 |
Launch
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| Announced | 2018, April. Released 2018, April | 2018, March. Released 2018, April |
| Status | Discontinued | Discontinued |
Network
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| 2G Bands | GSM 850, 900, 1800, 1900 | GSM 850, 900, 1800, 1900 |
| 3G Bands | HSDPA 850, 900, 1900, 2100 - International | HSDPA 850, 900, 1900, 2100 |
| 4G Bands | 1, 3, 5, 7, 8, 20, 38, 40, 41 - International | 1, 3, 5, 7, 8, 20, 38, 40 |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Technology | GSM, HSPA, LTE | GSM, HSPA, LTE |
Connectivity
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| Bluetooth | 4.2 | 4.1 |
| NFC | No | 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 4 |
Sound
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| 3.5mm Jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
Features
| Spec | Samsung Galaxy J7 Duo | Samsung Galaxy J7 Prime 2 |
|---|---|---|
| Sensors | Fingerprint (front-mounted), accelerometer, proximity | Fingerprint (front-mounted), accelerometer, proximity |
Buying advice for Algeria
Both Samsung Galaxy J7 Duo and Samsung Galaxy J7 Prime 2 are sold in Algeria, but they fit different priorities.
Samsung Galaxy J7 Prime 2 packs a 3300 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