Samsung Galaxy S2 (SGH-i777 16GB) vs Samsung SGH-D820
Side by side comparison between Samsung Galaxy S2 (SGH-i777) vs Samsung SGH-D820 phones, differences, pros, cons and full specifications. What's the better?
,
4.3"
AMOLED
AMOLED
480x800
8
MP
MP
2mp
1GB
RAM
RAM
Dual-core
1650
mAh
mAh
(Removable)
vs
What's the better phone? Samsung Galaxy S2 (SGH-i777 16GB)
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!
28 Advantages 
1 Advantage | 6 Common items in both devices |
| Only digital zoom |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| Micro-B USB MHL / Proprietary TV-out |
| 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 S2 (SGH-i777 16GB) | Samsung SGH-D820 | |
| Model | Galaxy S2 (SGH-i777 16GB) | Samsung SGH-D820 |
| Other model names | AT&T Samsung Galaxy S II i777, Samsung Attain | Samsung D820, Samsung SGH-D820 |
| Country or region available |  USA |  (Global, International) |
| Brand | Samsung | Samsung |
| Release date | 10/2/2011 | 10/1/2005 |
| Depth | 8.9 millimeters (0.35 inches) | 15.2 millimeters (0.6 inches) |
| Size (width x height) | 66 x 126 millimeters (2.6 x 4.96 in) | 51 x 95 millimeters (2.01 x 3.74 in) |
| Weight | 122 grams (4.27 ounces) | 99 grams (3.47 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy S2 (SGH-i777 16GB) | Samsung SGH-D820 | |
| Display type | Super AMOLED Plus | TFT LCD |
| Screen size | 4.3" inches | 2.1" inches |
| Screen-to-body ratio | ~63.3% (screen-to-body ratio) | ~28.2% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 240x320 pixels |
| Touchscreen | Capacitive Multitouch | Not supported |
| Pixel density (dot pitch) | 217 PPI | 190 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Galaxy S2 (SGH-i777 16GB) | Samsung SGH-D820 | |
| System version | Android 2.3.4 Gingerbread | Proprietary OS |
| Firmware update | Android 2.3.6 Gingerbread | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy S2 (SGH-i777 16GB) | Samsung SGH-D820 | |
| Chipset | 32bit: Samsung Exynos 4 Dual 4210 (45nm) | 16bit |
| CPU | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A9 (Dual-core) | Single-core, 1 processor: Single-core |
| GPU graphical controller | ARM Mali-400 MP4 | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S2 (SGH-i777 16GB) | Samsung SGH-D820 | |
| RAM memory | 1GB LPDDR2 | SDRAM |
| Internal storage | 16GB (13GB available) | 128MB (73MB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 2GB microSD (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S2 (SGH-i777 16GB) | 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 | 21/5.76 Mbps | 0.384 Mbps |
| Network technology | 2G, 3G | 2G |
| 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 850/1900/2100 | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | 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 S2 (SGH-i777 16GB) | Samsung SGH-D820 | |
| Back camera (main camera) | 8 megapixels | 1.3 megapixels |
| Main camera resolution | 3264x2448 pixels | 1280x1024 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 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 | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy S2 (SGH-i777 16GB) | Samsung SGH-D820 | |
| Front camera (secondary) | 2 megapixels | Not supported |
| Front camera resolution | 1600x1200 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 S2 (SGH-i777 16GB) | Samsung SGH-D820 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD | 3GPP |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, AAC+ |
🔌 Connectivity | ||
| Galaxy S2 (SGH-i777 16GB) | Samsung SGH-D820 | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 1.1 proprietary connector |
| Audio output | 3.5mm jack | 2.5mm jack |
| TV output | Micro-B USB MHL | Proprietary TV-out |
| Bluetooth | 3.0 + A2DP | 1.2 |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot | 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 S2 (SGH-i777 16GB) | Samsung SGH-D820 | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S2 (SGH-i777 16GB) | 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 | 8 hours | 3 hours |
| Standby | 400 hours (16.7 days) | 180 hours (7.5 days) |
➕ Other features | ||
| Galaxy S2 (SGH-i777 16GB) | Samsung SGH-D820 | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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 • Samsung TouchWiz 4.0 UI • Java framework | • Colors: Noir Black, Blue Black, Charcoal Gray • Picsel viewer • SyncML • Java framework |
☢️ Radiation rate | ||
| Galaxy S2 (SGH-i777 16GB) | 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) |