Samsung SGH-D820 vs Sony Xperia U (ST25i)
Side by side comparison between Samsung SGH-D820 vs Sony Xperia U phones, differences, pros, cons and full specifications. What's the better?
,
vs
3.5"
LED
LED
480x854
5
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
1320
mAh
mAh
(Removable)
What's the better phone? Sony Xperia U (ST25i)
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!
3 Advantages 
29 Advantages | 5 Common items in both devices |
| Only digital zoom |
| Li-Ion: lithium-ion (Removable) |
| Hands-free calling |
| Vibrating alert |
| WAP, HTML / HTML, XHTML, Flash player |
| + 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 | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| Change model | ||
| Model | Samsung SGH-D820 | Xperia U (ST25i) |
| Other model names | Samsung D820, Samsung SGH-D820 | Sony Xperia U ST25, Sony Kumquat |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Samsung | Sony |
| Release date | 10/1/2005 | 5/7/2012, Announced: 2/1/2012 |
| Depth | 15.2 millimeters (0.6 inches) | 12 millimeters (0.47 inches) |
| Size (width x height) | 51 x 95 millimeters (2.01 x 3.74 in) | 54 x 112 millimeters (2.13 x 4.41 in) |
| Weight | 99 grams (3.47 ounces) | 110 grams (3.85 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| Display type | TFT LCD | TFT LED-Backlit LCD |
| Screen size | 2.1" inches | 3.5" inches |
| Screen-to-body ratio | ~28.2% (screen-to-body ratio) | ~55.8% (screen-to-body ratio) |
| Display resolution | 240x320 pixels | 480x854 pixels (16:9) |
| Touchscreen | Not supported | Capacitive Multitouch 4-points |
| Pixel density (dot pitch) | 190 PPI | 280 PPI |
| Colors | 260 thousand | 16 million |
| Scratch-resistant glass | Not supported | Scratch-resistant glass |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| System version | Proprietary OS | Android 2.3.7 Gingerbread |
| Firmware update | feature not registered | Android 4.0.4 Ice Cream Sandwich ICS |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| Chipset | 16bit | 32bit: ST-Ericsson NovaThor U8500 (45nm) |
| CPU | Single-core, 1 processor: Single-core | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) |
| GPU graphical controller | feature not registered | ARM Mali-400 MP1 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| RAM memory | SDRAM | 512MB LPDDR2 |
| Internal storage | 128MB (73MB available) | 8GB (4GB available) |
| External storage | Until 2GB microSD (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| 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 | 0.384 Mbps | 14.4/5.76 Mbps |
| Network technology | 2G | 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 | Not supported | UMTS 900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA |
| 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 | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| Back camera (main camera) | 1.3 megapixels | 5 megapixels |
| Main camera resolution | 1280x1024 pixels | 2592x1944 pixels |
| Video recording (primary) | CIF (352x288) 13 fps | HD (1280x720) 30 fps |
| Flash | Not supported | 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 | Not supported | Autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | Not supported | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | 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 | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| 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 | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | 3GPP | MP4, H.263, H.264, WMV |
| Audio formats | MP3, WAV, AAC+ | MP3, eAAC+, WMA, WAV |
🔌 Connectivity | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| USB | USB 1.1 proprietary connector | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 2.5mm jack | 3.5mm jack |
| TV output | Proprietary TV-out | Not supported |
| Bluetooth | 1.2 | 2.1 + A2DP |
| WiFi | Not supported | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Supported |
| GPS | Not supported | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| Sensors | Not supported | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) BA600 |
| Battery capacity | 800 mAh | 1320 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 3 hours | 5.6 hours |
| Standby | 180 hours (7.5 days) | 472 hours (19.7 days) |
➕ Other features | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic | Polyphonic and customized |
| Web browser | WAP, HTML | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Noir Black, Blue Black, Charcoal Gray • Picsel viewer • SyncML • Java framework | • Colors: Black, White • Exchangeable bottom caps: White, Black, Pink, Yellow • Sony Reality Display • Sony Mobile BRAVIA Engine • xLoud • 3D surround sound • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| Samsung SGH-D820 | Sony Xperia U (ST25i) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.36W/kg (head), 0.41W/kg (body) | 1.09W/kg (head), 0.93W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.7W/kg (head) | 1.62W/kg (head) |