Samsung Galaxy Attain 4G (SCH-R920) vs Samsung SGH-D820
Side by side comparison between Samsung Galaxy Attain 4G vs Samsung SGH-D820 phones, differences, pros, cons and full specifications. What's the better?
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3.5"
TFT
TFT
320x480
3.1
MP
MP
1.3mp
512MB
RAM
RAM
Single-core
1650
mAh
mAh
(Removable)
vs
What's the better phone? Samsung Galaxy Attain 4G (SCH-R920)
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!
22 Advantages 
3 Advantages | 7 Common items in both devices |
| TFT LCD |
| 260 thousand |
| Only digital zoom |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| HTML, XHTML, Flash player / WAP, HTML |
| + 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) | Samsung SGH-D820 | |
| Change model | ||
| Model | Galaxy Attain 4G (SCH-R920) | Samsung SGH-D820 |
| Other model names | MetroPCS Samsung Galaxy Attain 4G R920, Samsung SCH-R920 | Samsung D820, Samsung SGH-D820 |
| Country or region available |  USA |  (Global, International) |
| Brand | Samsung | Samsung |
| Release date | 2/6/2012 | 10/1/2005 |
| Depth | 11.7 millimeters (0.46 inches) | 15.2 millimeters (0.6 inches) |
| Size (width x height) | 60.5 x 116 millimeters (2.38 x 4.57 in) | 51 x 95 millimeters (2.01 x 3.74 in) |
| Weight | 119 grams (4.17 ounces) | 99 grams (3.47 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy Attain 4G (SCH-R920) | Samsung SGH-D820 | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.5" inches | 2.1" inches |
| Screen-to-body ratio | ~52% (screen-to-body ratio) | ~28.2% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 240x320 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 165 PPI | 190 PPI |
| Colors | 260 thousand | 260 thousand |
| 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) | Samsung SGH-D820 | |
| System version | Android 2.3.6 Gingerbread | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy Attain 4G (SCH-R920) | Samsung SGH-D820 | |
| Chipset | 32bit: Qualcomm Snapdragon MSM8655T | 16bit |
| CPU | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | Qualcomm Adreno 205 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy Attain 4G (SCH-R920) | Samsung SGH-D820 | |
| RAM memory | 512MB LPDDR2 | SDRAM |
| Internal storage | 2GB (1.39GB available) | 128MB (73MB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 2GB microSD (dedicated slot) |
📶 Mobile networks | ||
| Galaxy Attain 4G (SCH-R920) | Samsung SGH-D820 | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 100/50 Mbps | 0.384 Mbps |
| Network technology | 2G, 3G, 4G | 2G |
| 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 | Not supported |
| 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 |
| 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 Attain 4G (SCH-R920) | Samsung SGH-D820 | |
| Back camera (main camera) | 3.1 megapixels | 1.3 megapixels |
| Main camera resolution | 2048x1536 pixels | 1280x1024 pixels |
| Video recording (primary) | VGA (720x480) | CIF (352x288) 13 fps |
| Flash | LED flash | 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 |
| Autofocus | Autofocus | Not supported |
| Touch focus | feature not registered | Not supported |
| Image stabilization | feature not registered | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Not supported |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy Attain 4G (SCH-R920) | Samsung SGH-D820 | |
| Front camera (secondary) | 1.3 megapixels | Not supported |
| Front camera resolution | 1280x1024 pixels | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| 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) | Samsung SGH-D820 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | 3GPP |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, AAC+ |
🔌 Connectivity | ||
| Galaxy Attain 4G (SCH-R920) | Samsung SGH-D820 | |
| USB | MicroUSB 2.0 | USB 1.1 proprietary connector |
| Audio output | 3.5mm jack | 2.5mm jack |
| TV output | Not supported | Proprietary TV-out |
| Bluetooth | 3.0 + A2DP | 1.2 |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | Not supported |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS, GeoTagging | Not supported |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Galaxy Attain 4G (SCH-R920) | Samsung SGH-D820 | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Attain 4G (SCH-R920) | Samsung SGH-D820 | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1650 mAh | 800 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 3.5 hours | 3 hours |
| Standby | 200 hours (8.3 days) | 180 hours (7.5 days) |
➕ Other features | ||
| Galaxy Attain 4G (SCH-R920) | Samsung SGH-D820 | |
| Call control | Voice recorder | Voice recorder |
| Messaging | SMS (Swype), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic |
| Web browser | HTML, XHTML, Flash player | WAP, HTML |
| 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: Noir Black, Blue Black, Charcoal Gray • Picsel viewer • SyncML Java framework |
☢️ Radiation rate | ||
| Galaxy Attain 4G (SCH-R920) | Samsung SGH-D820 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.36W/kg (head), 0.41W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.7W/kg (head) |