Samsung Galaxy S2 (SGH-i777 16GB) vs OnePlus 9 Pro UW (256GB)
Side by side comparison between Samsung Galaxy S2 (SGH-i777) vs OnePlus 9 Pro 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
6.7"
AMOLED
AMOLED
1440x3216
48
MP
MP
16mp
12GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? OnePlus 9 Pro UW (256GB)
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!
4 Advantages 
28 Advantages | 12 Common items in both devices |
| Super AMOLED Plus / Fluid AMOLED |
| Only digital zoom |
| Autofocus / LDAF/PDAF: laser/phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +5 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) | OnePlus 9 Pro UW (256GB) | |
| Model | Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) |
| Other model names | AT&T Samsung Galaxy S II i777, Samsung Attain | OnePlus 9 Pro 5G LE2125 (Unlocked) UltraWideband |
| Country or region available |  USA | USA |
| Brand | Samsung | OnePlus |
| Release date | 10/2/2011 | 3/30/2021, Announced: 3/23/2021 |
| Depth | 8.9 millimeters (0.35 inches) | 8.7 millimeters (0.34 inches) |
| Size (width x height) | 66 x 126 millimeters (2.6 x 4.96 in) | 73.6 x 163.2 millimeters (2.9 x 6.43 in) |
| Weight | 122 grams (4.27 ounces) | 197 grams (6.9 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| Display type | Super AMOLED Plus | Fluid AMOLED |
| Screen size | 4.3" inches | 6.7" inches |
| Screen-to-body ratio | ~63.3% (screen-to-body ratio) | ~89.9% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1440x3216 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 217 PPI | 526 PPI |
| Colors | 16 million | 1 billion |
| Scratch-resistant glass | Gorilla Glass | Gorilla Glass 5 |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 1300nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| System version | Android 2.3.4 Gingerbread | Android 11 |
| Firmware update | Android 2.3.6 Gingerbread | Android 13 |
| User Interface | feature not registered | OxygenOS 13 |
⚙️ Processor | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| Chipset | 32bit: Samsung Exynos 4 Dual 4210 (45nm) | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) |
| CPU | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A9 (Dual-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) |
| GPU graphical controller | ARM Mali-400 MP4 | Qualcomm Adreno 660 (840MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| RAM memory | 1GB LPDDR2 | 12GB LPDDR5 |
| Internal storage | 16GB (13GB available) | 256GB (220GB available) UFS 3.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 5000/1024 Mbps |
| Network technology | 2G, 3G | 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 | GSM 850/900/1800/1900 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/1900/2100 | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1800/1900/2100 |
| Primary 4G network | Not supported | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 2, 3, 7, 25, 28, 41, 66, 71, 78) mmWave (258, 260, 261) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| 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) | OnePlus 9 Pro UW (256GB) | |
| Back camera (main camera) | 8 megapixels | (quad camera) 48 megapixels 8MP telephoto f/2.477mm1.0µmPDAFOIS3.3x-optical-zoom 50MP ultrawide f/2.214mm1/1.56"1.0µmAF 2MP monochrome f/2.4 |
| Main camera resolution | 3264x2448 pixels | 8000x6000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 8K UHD (7680x4320) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 23mm lens |
| Sensor size | feature not registered | 1/1.43" inches |
| Pixel size | feature not registered | 1.12µm pixel |
| Autofocus | Autofocus | LDAF/PDAF: laser/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 | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | Not supported | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@30/60/120fps 1080p@30/60/240fps Hasselblad Color Calibration Sony IMX689, IMX766. IMX471 sensor |
📸 Front camera | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| Front camera (secondary) | 2 megapixels | 16 megapixels |
| Front camera resolution | 1600x1200 pixels | 4608x3456 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.4 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3.06" inches |
| Pixel size | feature not registered | 1µm pixel |
🔉 Sound and multimedia | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| Loudspeaker | Supported | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos |
| 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.264, H.263, XviD | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| 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 | Micro-B USB MHL | USB Type-C (reversible) |
| Bluetooth | 3.0 + A2DP | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | feature not registered | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, SBAS |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1650 mAh | 4500 mAh |
| Charger, watts | Wired charging | 65W (10V/6.5A) Wired fast charging USB Power Delivery 1.0 |
| Inductive / wireless charging | feature not registered | 50W Qi Wireless charging (Qi/WPC) |
| Talk time autonomy | 8 hours | feature not registered |
| Standby | 400 hours (16.7 days) | feature not registered |
➕ Other features | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (Swype), 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • Samsung TouchWiz 4.0 UI • Java framework | • Colors: Stellar Black, Morning Mist, Pine Green |
☢️ Radiation rate | ||
| Galaxy S2 (SGH-i777 16GB) | OnePlus 9 Pro UW (256GB) | |
| 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 |