Samsung SGH-D820 vs Vivo S1 (V1831A)
Side by side comparison between Samsung SGH-D820 vs Vivo S1 phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.33"
IPS
IPS
1080x2340
12
MP
MP
25mp
6GB
RAM
RAM
Octa-core
3940
mAh
mAh
(Non removable)
What's the better phone? Vivo S1 (V1831A)
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!
2 Advantages 
31 Advantages | 3 Common items in both devices |
| Only digital zoom |
| Hands-free calling |
| Vibrating alert |
| + 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 | Vivo S1 (V1831A) | |
| Change model | ||
| Model | Samsung SGH-D820 | Vivo S1 (V1831A) |
| Other model names | Samsung D820, Samsung SGH-D820 | BBK vivo S1 (China) V1831 |
| Country or region available |  (Global, International) |  China |
| Brand | Samsung | Vivo |
| Release date | 10/1/2005 | 4/1/2019 |
| Depth | 15.2 millimeters (0.6 inches) | 8.54 millimeters (0.34 inches) |
| Size (width x height) | 51 x 95 millimeters (2.01 x 3.74 in) | 75.93 x 161.97 millimeters (2.99 x 6.38 in) |
| Weight | 99 grams (3.47 ounces) | 190 grams (6.65 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 2.1" inches | 6.33" inches |
| Screen-to-body ratio | ~28.2% (screen-to-body ratio) | ~80% (screen-to-body ratio) |
| Display resolution | 240x320 pixels | 1080x2340 pixels |
| Touchscreen | Not supported | Capacitive Multitouch |
| Pixel density (dot pitch) | 190 PPI | 407 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 | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| System version | Proprietary OS | Android 9.0 Pie |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| Chipset | 16bit | 64bit: MediaTek MT6771WT Helio P70 (12nm) |
| CPU | Single-core, 1 processor: Single-core | Octa-core, 2 processors: 4x 2.1GHz ARM Cortex-A73 (Quad-core) 4x 2GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | feature not registered | ARM Mali-G72 MP3 900Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| RAM memory | SDRAM | 6GB LPDDR4X |
| Internal storage | 128MB (73MB available) | 128GB (108GB available) eMMC 5.1 |
| External storage | Until 2GB microSD (dedicated slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| 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) nano-SIM (4FF) |
| Maximum Download / Upload | 0.384 Mbps | 300/50 Mbps |
| Network technology | 2G | 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | Not supported | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100 |
| Primary 4G network | Not supported | LTE Cat7 (Bands 1, 3, 5, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| 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 | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| Back camera (main camera) | 1.3 megapixels | (triple camera) 12 megapixels 8MP ultrawide f/2.2 5MP depth f/2.4 |
| Main camera resolution | 1280x1024 pixels | 4000x3000 pixels |
| Video recording (primary) | CIF (352x288) 13 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 13mm (lens) |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Not supported | PDAF: phase detection 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 | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| Front camera (secondary) | Not supported | 25 megapixels |
| Front camera resolution | Not supported | 5760x4320 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (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 |
🔉 Sound and multimedia | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | 3GPP | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, AAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| 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 | 5.0 + A2DP/LE |
| WiFi | Not supported | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| Sensors | Not supported | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 800 mAh | 3940 mAh |
| Charger, watts | Wired charging | 18W Wired fast charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 3 hours | feature not registered |
| Standby | 180 hours (7.5 days) | feature not registered |
➕ Other features | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| Call control | Voice recorder | Voice dialing, Voice recorder |
| 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, HTML5 |
| 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: Ice black, Blue, Pink • 19.5:9 display ratio • Always On Display • FunTouch OS 9 • Motorized pop-up front camera |
☢️ Radiation rate | ||
| Samsung SGH-D820 | Vivo S1 (V1831A) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.36W/kg (head), 0.41W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.7W/kg (head) | feature not registered |