Motorola Moto G51 (128GB/4GB) vs Samsung Galaxy J7 Star (SM-J737T)
Side by side comparison between Motorola Moto G51 vs Samsung Galaxy J7 Star phones, differences, pros, cons and full specifications. What's the better?
,
6.8"
IPS
IPS
1080x2400
50
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non 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? Motorola Moto G51 (128GB/4GB)
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!
19 Advantages 
6 Advantages | 27 Common items in both devices |
| eMMC 5.1 |
| Until 512GB microSD, microSDXC |
| Plastic body, glass front |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| +20 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 | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| Model | Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) |
| Other model names | Lenovo Moto G51 5G (XT2171-1, XT2171-2, XT2171-3) | Galaxy J7 2018 (T-Mobile) SM-J737TZSATMB |
| Country or region available |  (Global, International) |  USA |
| Brand | Motorola | Samsung |
| Release date | 11/30/2021, Announced: 11/3/2021 | 7/1/2018 |
| Depth | 9.1 millimeters (0.36 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 76.5 x 170.5 millimeters (3.01 x 6.71 in) | 76.2 x 153.2 millimeters (3 x 6.03 in) |
| Weight | 208 grams (7.28 ounces) | 181 grams (6.34 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | IP52 certified: protection against dust and splashing | Not supported |
📲 Display | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 6.8" inches | 5.5" inches |
| Screen-to-body ratio | ~85.6% (screen-to-body ratio) | ~71.4% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 720x1280 pixels (16:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 387 PPI | 267 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | 120Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| System version | Android 11 | Android 8.0 Oreo |
| Firmware update | feature not registered | Android 9.0 Pie |
| User Interface | My UX | One UI |
⚙️ Processor | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| Chipset | 64bit: Qualcomm Snapdragon 480+ (SM4350-AC) (8nm) | 64bit: Samsung Exynos 7870 (14nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz Kryo 460 (Dual-core) 6x 1.8GHz Kryo 460 (Hexa-core) | Octa-core, 1 processor: 8x 1.6GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | Qualcomm Adreno 619 | ARM Mali-T830 MP1 (700MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| RAM memory | 4GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 128GB (108GB available) eMMC 5.1 | 16GB (10GB available) eMMC 5.1 |
| External storage | Until 512GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 Cat15 (1, 2, 3, 5, 7, 8, 18, 20, 26, 28, 32) TD-LTE (38, 40, 41, 42, 43) VoLTE | LTE Cat6 (2, 4, 5, 7, 12, 66, 71) |
| Primary 5G network | SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat15 (1, 2, 3, 5, 7, 8, 18, 20, 26, 28, 32) TD-LTE (38, 40, 41, 42, 43) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | Not supported |
📷 Camera | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| Back camera (main camera) | (triple camera) 50 megapixels 8MP ultrawide f/2.2118°1/4"1.12µm 2MP macro f/2.4 | 13 megapixels |
| Main camera resolution | 8160x6120 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 60 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.76" inches | feature not registered |
| Pixel size | 0.64µm pixel | feature not registered |
| Autofocus | PDAF: phase detection 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 | Supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | 1080p@240fps | feature not registered |
📸 Front camera | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| Front camera (secondary) | 13 megapixels | 13 megapixels |
| Front camera resolution | 4128x3096 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| 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 | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| Loudspeaker | Mono sound (not stereo) Dolby Atmos | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.1 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO 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, GALILEO | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| Sensors | Accelerometer Ambient light sensor Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 5000 mAh | 3300 mAh |
| Charger, watts | 10W Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | 31 hours (1.3 days) |
| Standby | feature not registered | 768 hours (32 days) |
➕ Other features | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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: Indigo Blue, Aqua Blue, Bright Silver | • Colors: Black, Blue |
☢️ Radiation rate | ||
| Moto G51 (128GB/4GB) | Galaxy J7 Star (SM-J737T) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.36W/kg (head), 1.58W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |