Vivo S1 (V1831A) vs Fairphone 4 (128GB)
Side by side comparison between Vivo S1 vs Fairphone 4 phones, differences, pros, cons and full specifications. What's the better?
,
6.33"
IPS
IPS
1080x2340
12
MP
MP
25mp
6GB
RAM
RAM
Octa-core
3940
mAh
mAh
(Non removable)
vs
6.3"
IPS
IPS
1080x2340
48
MP
MP
25mp
6GB
RAM
RAM
Octa-core
3905
mAh
mAh
(Removable)
What's the better phone? Fairphone 4 (128GB)
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!
6 Advantages 
20 Advantages | 28 Common items in both devices |
| 6GB LPDDR4X |
| 128GB (108GB available) / 128GB (104GB available) |
| TFT IPS LCD |
| 16 million |
| 1080x2340 pixels |
| Only digital zoom |
| PDAF: phase detection autofocus |
| +21 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 | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| Model | Vivo S1 (V1831A) | Fairphone 4 (128GB) |
| Other model names | BBK vivo S1 (China) V1831 | Fairphone 4 (6GB RAM) |
| Country or region available |  China |  (Europe) |
| Brand | Vivo | Fairphone |
| Release date | 4/1/2019 | 10/25/2021, Announced: 9/30/2021 |
| Depth | 8.54 millimeters (0.34 inches) | 10.5 millimeters (0.41 inches) |
| Size (width x height) | 75.93 x 161.97 millimeters (2.99 x 6.38 in) | 75.5 x 162 millimeters (2.97 x 6.38 in) |
| Weight | 190 grams (6.65 ounces) | 225 grams (7.88 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | IP54 certified: protection against dust and splashing. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.33" inches | 6.3" inches |
| Screen-to-body ratio | ~80% (screen-to-body ratio) | ~79.7% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 407 PPI | 409 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| System version | Android 9.0 Pie | Android 11 |
| Firmware update | feature not registered | Android 13 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| Chipset | 64bit: MediaTek MT6771WT Helio P70 (12nm) | 64bit: Qualcomm Snapdragon 750G (SM7225) (8nm) |
| CPU | Octa-core, 2 processors: 4x 2.1GHz ARM Cortex-A73 (Quad-core) 4x 2GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 2x 2.2GHz Kryo 570 (Dual-core) 6x 1.8GHz Kryo 570 (Hexa-core) |
| GPU graphical controller | ARM Mali-G72 MP3 900Mhz | Qualcomm Adreno 619 (800MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| RAM memory | 6GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (108GB available) eMMC 5.1 | 128GB (104GB available) UFS 2.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 3000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat7 (Bands 1, 3, 5, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE | LTE Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 32, 71) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 41, 71, 77, 78) |
| Primary data network | 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 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 32, 71) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| Back camera (main camera) | (triple camera) 12 megapixels 8MP ultrawide f/2.2 5MP depth f/2.4 | (dual camera) 48 megapixels 48MP ultrawide f/2.21/2"0.8µmPDAF+TOF3D |
| Main camera resolution | 4000x3000 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.6 (aperture) |
| Focal length | 13mm (lens) | feature not registered |
| Sensor size | feature not registered | 1/2" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | 4K@30fps 1080p@30/60fps |
📸 Front camera | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| Front camera (secondary) | 25 megapixels | 25 megapixels |
| Front camera resolution | 5760x4320 pixels | 5760x4320 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/2.78" inches |
| Pixel size | feature not registered | 0.9µm pixel |
🔉 Sound and multimedia | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 3.1 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C SlimPort® |
| Bluetooth | 5.0 + A2DP/LE | 5.1 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Removable) |
| Battery capacity | 3940 mAh | 3905 mAh |
| Charger, watts | 18W Wired fast charging | 20W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), 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, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Ice black, Blue, Pink • 19.5:9 display ratio • Always On Display • FunTouch OS 9 • Motorized pop-up front camera | • Colors: Gray, Green, Speckled Green • Modular phone with swappable components • iFixit: 10/10 |
☢️ Radiation rate | ||
| Vivo S1 (V1831A) | Fairphone 4 (128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.49W/kg (head), 0.99W/kg (body) |