Samsung Galaxy Attain 4G (SCH-R920) vs Samsung Galaxy J1 Duos (SM-J100H/DS)
Side by side comparison between Samsung Galaxy Attain 4G vs Samsung Galaxy J1 phones, differences, pros, cons and full specifications. What's the better?
,
3.5"
TFT
TFT
320x480
3.1
MP
MP
1.3mp
512MB
RAM
RAM
Single-core
1650
mAh
mAh
(Removable)
vs
4.3"
TFT
TFT
480x800
5
MP
MP
2mp
512MB
RAM
RAM
Dual-core
1850
mAh
mAh
(Removable)
What's the better phone? Samsung Galaxy J1 Duos (SM-J100H/DS)
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!
4 Advantages 
17 Advantages | 18 Common items in both devices |
| 512MB LPDDR2 / 512MB |
| TFT LCD |
| LED flash |
| Only digital zoom |
| Autofocus |
| Capacitive |
| Multitouch |
| +11 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 Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| Change model | ||
| Model | Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) |
| Other model names | MetroPCS Samsung Galaxy Attain 4G R920, Samsung SCH-R920 | Galaxy J1 (3G) J100H/Dual-Sim |
| Country or region available |  USA |        South Africa, Kazakhstan, Slovakia, Hungary, India, Malaysia, Czech Republic |
| Brand | Samsung | Samsung |
| Release date | 2/6/2012 | 2/1/2015 |
| Depth | 11.7 millimeters (0.46 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 60.5 x 116 millimeters (2.38 x 4.57 in) | 68.2 x 129 millimeters (2.69 x 5.08 in) |
| Weight | 119 grams (4.17 ounces) | 122 grams (4.27 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.5" inches | 4.3" inches |
| Screen-to-body ratio | ~52% (screen-to-body ratio) | ~59.8% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 165 PPI | 217 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 | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| System version | Android 2.3.6 Gingerbread | Android 4.4.4 KitKat |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| Chipset | 32bit: Qualcomm Snapdragon MSM8655T | 32bit: Spreadtrum SC8830A (28nm) |
| CPU | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A7 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 205 | ARM Mali-400 MP2 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| RAM memory | 512MB LPDDR2 | 512MB |
| Internal storage | 2GB (1.39GB available) | 4GB (2GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 128GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 100/50 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800/1700/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO | UMTS 900/2100 |
| Primary 4G network | LTE 1700/2100 | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CDMA2000 EV-DO Rev A, 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 Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| Back camera (main camera) | 3.1 megapixels | 5 megapixels |
| Main camera resolution | 2048x1536 pixels | 2592x1944 pixels |
| Video recording (primary) | VGA (720x480) | HD (1280x720) 30 fps |
| Flash | LED flash | LED flash |
| 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 |
| Autofocus | Autofocus | Autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Face detection |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| Front camera (secondary) | 1.3 megapixels | 2 megapixels |
| Front camera resolution | 1280x1024 pixels | 1600x1200 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 | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | Not supported |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 3.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1650 mAh | 1850 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 3.5 hours | 10 hours |
| Standby | 200 hours (8.3 days) | feature not registered |
➕ Other features | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS (Swype), 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • 2GB microSD included • Samsung TouchWiz 4 UI • HAC M4/T4 • WiFi hotspot Java framework | • Colors: White, Black • Samsung TouchWiz UI |
☢️ Radiation rate | ||
| Galaxy Attain 4G (SCH-R920) | Galaxy J1 Duos (SM-J100H/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.25W/kg (head), 0.92W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.582W/kg (head), 0.496W/kg (body) |