T-Mobile Prism vs Samsung Galaxy Express 2 (SM-G3815)
Side by side comparison between T-Mobile Prism vs Samsung Galaxy Express 2 phones, differences, pros, cons and full specifications. What's the better?
,
3.5"
TFT
TFT
320x480
3.1
MP
MP
512MB
RAM
RAM
Single-core
1400
mAh
mAh
(Removable)
vs
4.5"
TFT
TFT
540x960
5
MP
MP
0.3mp
1.5GB
RAM
RAM
Dual-core
2100
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy Express 2 (SM-G3815)
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!
1 Advantage 
28 Advantages | 13 Common items in both devices |
| TFT LCD |
| Only digital zoom |
| Capacitive |
| Multitouch |
| Accelerometer |
| Proximity sensor |
| Li-Ion: lithium-ion (Removable) |
| +6 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 | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| Change model | ||
| Model | T-Mobile Prism | Galaxy Express 2 (SM-G3815) |
| Other model names | T-Mobile Prism U8651, Huawei Astro | Samsung Galaxy Express II G3815 |
| Country or region available |  USA |  (Global, International) |
| Brand | T-Mobile | Samsung |
| Release date | 5/6/2012 | 10/1/2013 |
| Depth | 12.2 millimeters (0.48 inches) | 9.8 millimeters (0.39 inches) |
| Size (width x height) | 60.2 x 116.3 millimeters (2.37 x 4.58 in) | 65.7 x 132.4 millimeters (2.59 x 5.21 in) |
| Weight | 125 grams (4.38 ounces) | 134 grams (4.69 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.5" inches | 4.5" inches |
| Screen-to-body ratio | ~52.1% (screen-to-body ratio) | ~64.2% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 540x960 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 165 PPI | 245 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| System version | Android 2.3.5 Gingerbread | Android 4.2.2 Jelly Bean |
| Firmware update | Android 2.3.6 Gingerbread | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 MSM7227 | 32bit: Qualcomm Snapdragon 400 MSM8930AB |
| CPU | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) | Dual-core, 1 processor: 2x 1.7GHz Krait 300 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 200 | Qualcomm Adreno 305 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| RAM memory | 512MB | 1.5GB LPDDR2 |
| Internal storage | 512MB (150MB available) | 8GB |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 7.2/5.76 Mbps | 100/50 Mbps |
| Network technology | 2G, 3G | 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 850/1700/1900/2100 | UMTS 850/900/2100 |
| Primary 4G network | Not supported | LTE 800/900/1800/2600 |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| 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 | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| Back camera (main camera) | 3.1 megapixels | 5 megapixels |
| Main camera resolution | 2048x1536 pixels | 2592x1944 pixels |
| Video recording (primary) | WVGA (800x480) 15 fps | HD (1280x720) 30 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/2.6 (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 | Not supported | Autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| Front camera (secondary) | Not supported | 0.3 megapixels |
| Front camera resolution | Not supported | 640x480 pixels |
| Video recording (secondary) | Not supported | VGA (640x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | 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 | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Micro-B USB MHL |
| Bluetooth | 2.1 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| Sensors | Accelerometer Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1400 mAh | 2100 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 6 hours | 11 hours |
| Standby | 360 hours (15 days) | 480 hours (20 days) |
➕ Other features | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (Swype), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • 2GB microSD included • WiFi hotspot Java framework | • Colors: Blue, White • Samsung TouchWiz UI Java framework |
☢️ Radiation rate | ||
| T-Mobile Prism | Galaxy Express 2 (SM-G3815) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.11W/kg (body) | 0.38W/kg (head), 0.7W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.38W/kg (head), 0.36W/kg (body) |