Samsung Galaxy J3 (SM-J320M) vs Samsung Galaxy J7 Star (SM-J737T1)
Side by side comparison between Samsung Galaxy J3 vs Samsung Galaxy J7 Star phones, differences, pros, cons and full specifications. What's the better?
,
5"
AMOLED
AMOLED
720x1280
8
MP
MP
5mp
1.5GB
RAM
RAM
Quad-core
2600
mAh
mAh
(Removable)
vs
5.5"
TFT
TFT
720x1280
13
MP
MP
13mp
2GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy J7 Star (SM-J737T1)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
5 Advantages 
21 Advantages | 24 Common items in both devices |
| Plastic body, glass front |
| 16 million |
| 720x1280 pixels |
| LED flash |
| Only digital zoom |
| Autofocus |
| EIS: Digital stabilization |
| +17 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| Model | Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) |
| Other model names | Galaxy J3 2016 4G J320M Single-sim | Galaxy J7 2018 (MetroPCS) SM-J737TZSATMK, Galaxy J7 Prime |
| Country or region available |  (Latin America) |  USA |
| Brand | Samsung | Samsung |
| Release date | 3/1/2016 | 7/1/2018 |
| Depth | 7.9 millimeters (0.31 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 71.12 x 142.3 millimeters (2.8 x 5.6 in) | 76.2 x 153.2 millimeters (3 x 6.03 in) |
| Weight | 138 grams (4.83 ounces) | 181 grams (6.34 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| Display type | Super AMOLED | TFT LCD |
| Screen size | 5" inches | 5.5" inches |
| Screen-to-body ratio | ~68.1% (screen-to-body ratio) | ~71.4% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 720x1280 pixels (16:9) |
| Touchscreen | Capacitive Multitouch 5-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 294 PPI | 267 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Dragontrail Glass | Gorilla Glass 5 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| System version | Android 5.1.1 Lollipop | Android 8.0 Oreo |
| Firmware update | Android 6.0.1 Marshmallow | Android 9.0 Pie |
| User Interface | feature not registered | One UI |
⚙️ Processor | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| Chipset | 32bit: Spreadtrum SC8830A (28nm) | 64bit: Samsung Exynos 7870 (14nm) |
| CPU | Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A7 (Quad-core) | Octa-core, 1 processor: 8x 1.6GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | ARM Mali-400 MP2 | ARM Mali-T830 MP1 (700MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| RAM memory | 1.5GB LPDDR3 | 2GB LPDDR3 |
| Internal storage | 8GB (4GB available) eMMC 4.5 | 32GB (22GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/1700/1900 |
| Primary 4G network | LTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 17, 28) | LTE Cat6 (2, 4, 5, 7, 12, 66, 71) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| Back camera (main camera) | 8 megapixels | 13 megapixels |
| Main camera resolution | 3264x2448 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.7 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| Front camera (secondary) | 5 megapixels | 13 megapixels |
| Front camera resolution | 2592x1944 pixels | 4128x3096 pixels |
| Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/1.7 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, MKV, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 2600 mAh | 3300 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 13 hours | 31 hours (1.3 days) |
| Standby | 330 hours (13.8 days) | 768 hours (32 days) |
➕ Other features | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White, Gold | • Colors: Black, Blue |
☢️ Radiation rate | ||
| Galaxy J3 (SM-J320M) | Galaxy J7 Star (SM-J737T1) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.004W/kg (head), 1.129W/kg (body) | 1.36W/kg (head), 1.58W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.573W/kg (head), 0.333W/kg (body) | feature not registered |