Samsung Galaxy Express Prime 3 (SM-J337A) vs Positivo Twist 2 (S512)
Side by side comparison between Samsung Galaxy Express Prime 3 vs Positivo Twist 2 (S512) phones, differences, pros, cons and full specifications. What's the better?
,
vs
5.34"
TFT
TFT
480x960
8
MP
MP
5mp
1GB
RAM
RAM
Quad-core
2500
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy Express Prime 3 (SM-J337A)
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!
17 Advantages 
6 Advantages | 19 Common items in both devices |
| Plastic body, glass front |
| 16 million |
| (back) 8MP |
| Only digital zoom |
| Autofocus |
| EIS: Digital stabilization |
| HDR photo only main camera |
| +12 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 Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| Change model | ||
| Model | Galaxy Express Prime 3 (SM-J337A) | Twist 2 (S512) |
| Other model names | AT&T Galaxy Express Prime 3 SM-J337AZKCATT | Positivo Twist 2 S512 (Android Go), Positivo S512 |
| Country or region available |  USA |  Brazil |
| Brand | Samsung | Positivo |
| Release date | 6/1/2018 | 4/1/2019 |
| Depth | 9 millimeters (0.35 inches) | 9.5 millimeters (0.37 inches) |
| Size (width x height) | 70.2 x 142.8 millimeters (2.76 x 5.62 in) | 72 x 143 millimeters (2.83 x 5.63 in) |
| Weight | 152 grams (5.32 ounces) | 160 grams (5.6 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 5" inches | 5.34" inches |
| Screen-to-body ratio | ~68.8% (screen-to-body ratio) | ~71.5% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 480x960 pixels (18:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 294 PPI | 201 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| System version | Android 8.0 Oreo | Android 8.1 Oreo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| Chipset | 64bit: Samsung Exynos 7570 (14nm) | 32bit: Unisoc Spreadtrum SC7731E (28nm) |
| CPU | Quad-core, 1 processor: 4x 1.4GHz ARM Cortex-A53 (Quad-core) | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | ARM Mali-T720 MP1 (830MHz) | ARM Mali-T820 MP1 (600MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| RAM memory | 2GB LPDDR3 | 1GB LPDDR |
| Internal storage | 16GB (9GB available) eMMC 5.0 | 16GB (10GB available) |
| External storage | Until 512GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 150/50 Mbps | 14.4/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| 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 850/1700/1900 | UMTS 850/2100 |
| Primary 4G network | LTE Cat4 (Bands 2, 3, 4, 5, 7, 12, 14) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| Back camera (main camera) | 8 megapixels | 8 megapixels |
| Main camera resolution | 3264x2448 pixels | 3264x2448 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash | LED flash on both cameras |
| Focal aperture | f/1.9 (aperture) | f/2.2 (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 only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| Front camera (secondary) | 5 megapixels | 5 megapixels |
| Front camera resolution | 2560x1920 pixels | 2560x1920 pixels |
| Video recording (secondary) | Full HD (1920x1080) | HD (1280x720) |
| Front flash | Not supported | LED |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| 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 Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| Sensors | Accelerometer Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 2600 mAh | 2500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| 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 | • Colors: Black, Gold, Aurora (purple/blue) • Android Go Edition • Screen protector included • Extra case included • WiFi hotspot |
☢️ Radiation rate | ||
| Galaxy Express Prime 3 (SM-J337A) | Positivo Twist 2 (S512) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.22W/kg (head), 1.56W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.4W/kg (head), 0.54W/kg (body) |