OnePlus 8 (128GB) vs Samsung Galaxy S2 (SGH-i777 16GB)
Side by side comparison between OnePlus 8 vs Samsung Galaxy S2 (SGH-i777) phones, differences, pros, cons and full specifications. What's the better?
,
6.55"
AMOLED
AMOLED
1080x2400
48
MP
MP
16mp
8GB
RAM
RAM
Octa-core
4300
mAh
mAh
(Non removable)
vs
4.3"
AMOLED
AMOLED
480x800
8
MP
MP
2mp
1GB
RAM
RAM
Dual-core
1650
mAh
mAh
(Removable)
What's the better phone? OnePlus 8 (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!
28 Advantages 
4 Advantages | 17 Common items in both devices |
| Fluid AMOLED / Super AMOLED Plus |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| +10 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 | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| Model | OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) |
| Other model names | OnePlus 8 5G (128GB+8GB RAM) | AT&T Samsung Galaxy S II i777, Samsung Attain |
| Country or region available |  (Global, International) |  USA |
| Brand | OnePlus | Samsung |
| Release date | 4/21/2020, Announced: 4/14/2020 | 10/2/2011 |
| Depth | 8 millimeters (0.31 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 72.9 x 160.2 millimeters (2.87 x 6.31 in) | 66 x 126 millimeters (2.6 x 4.96 in) |
| Weight | 180 grams (6.3 ounces) | 122 grams (4.27 ounces) |
| Build, materials | Aluminum frame, glass front/back Back: Gorilla Glass 5 | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| Display type | Fluid AMOLED | Super AMOLED Plus |
| Screen size | 6.55" inches | 4.3" inches |
| Screen-to-body ratio | ~88.7% (screen-to-body ratio) | ~63.3% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 402 PPI | 217 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass |
| Refresh rate | 90Hz | feature not registered |
| Display features | 1100nits[peak] HDR10+ | feature not registered |
🤖 Operating System | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| System version | Android 10 | Android 2.3.4 Gingerbread |
| Firmware update | Android 13 | Android 2.3.6 Gingerbread |
| User Interface | OxygenOS 10 / 11 / 12 / 13 | feature not registered |
⚙️ Processor | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) | 32bit: Samsung Exynos 4 Dual 4210 (45nm) |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A9 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 650 (250-587MHz) | ARM Mali-400 MP4 |
| Performance (benchmark) | AnTuTu: 564708 (v8) Geekbench: 13291 (v4.4), 3399 (v5.1) GFXBench: 46fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| RAM memory | 8GB LPDDR4X | 1GB LPDDR2 |
| Internal storage | 128GB (106GB available) UFS 3.0 | 16GB (13GB available) |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 800/850/900/1700/1800/1900/2100 | UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat18 VoLTE Europe model: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (34, 38, 39, 40, 41, 42, 46) America model: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71) TD-LTE (34, 38, 39, 40, 41, 46, 48) India model: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26) TD-LTE (34, 38, 39, 40, 41, 46) China model: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26) TD-LTE (34, 38, 39, 40, 41) | Not supported |
| Primary 5G network | SA/NSA Europe model: (1, 3, 7, 28, 78) America model: (2, 5, 41, 66, 71) India model: (78) China model: (41, 78, 79) | Not supported |
| 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, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 800/850/900/1700/1800/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat18 VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | Not supported |
📷 Camera | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| Back camera (main camera) | (triple camera) 48 megapixels 16MP ultrawide f/2.213mmPDAF 2MP macro f/2.4 | 8 megapixels |
| Main camera resolution | 8000x6000 pixels | 3264x2448 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 25mm (lens) | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video and HDR photo on front camera | Not supported |
| Camera extras | 4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) | feature not registered |
📸 Front camera | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| Front camera (secondary) | 16 megapixels | 2 megapixels |
| Front camera resolution | 4608x3456 pixels | 1600x1200 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| Loudspeaker | Stereo sound Dolby Atmos | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, XviD |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Micro-B USB MHL |
| Bluetooth | 5.1 + A2DP/LE | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, SBAS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4300 mAh | 1650 mAh |
| Charger, watts | 30W (5V/6A) Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 8 hours |
| Standby | feature not registered | 400 hours (16.7 days) |
➕ Other features | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Onyx Black, Glacial Green, Interstellar Glow | • Colors: Black • Samsung TouchWiz 4.0 UI • Java framework |
☢️ Radiation rate | ||
| OnePlus 8 (128GB) | Galaxy S2 (SGH-i777 16GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |