Xiaomi Redmi 9A (32GB/2GB) vs Samsung Galaxy S2 (SGH-i777 16GB)
Side by side comparison between Xiaomi Redmi 9A vs Samsung Galaxy S2 (SGH-i777) phones, differences, pros, cons and full specifications. What's the better?
,
6.53"
IPS
IPS
720x1600
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
5000
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? Xiaomi Redmi 9A (32GB/2GB)
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!
16 Common items in both devices |
Plastic body, glass front |
16 million |
LED flash |
Only digital zoom |
PDAF: phase detection autofocus / Autofocus |
EIS: Digital stabilization |
Full HD (1920x1080) |
+9 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 highlight๐ฑ Model features | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
Model | Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) |
Other model names | Xiaomi Redmi 9A M2006C3LG, M2006C3LI | AT&T Samsung Galaxy S II i777, Samsung Attain |
Country or region available | (Global, International) | USA |
Brand | Xiaomi | Samsung |
Release date | 7/7/2020, Announced: 6/30/2020 | 10/2/2011 |
Depth | 9 millimeters (0.35 inches) | 8.9 millimeters (0.35 inches) |
Size (width x height) | 77.07 x 164.9 millimeters (3.03 x 6.49 in) | 66 x 126 millimeters (2.6 x 4.96 in) |
Weight | 194 grams (6.79 ounces) | 122 grams (4.27 ounces) |
Build, materials | Plastic body, glass front | Plastic body, glass front |
Protection against water and others | Not supported | Not supported |
๐ฒ Display | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
Display type | TFT IPS LCD | Super AMOLED Plus |
Screen size | 6.53" inches | 4.3" inches |
Screen-to-body ratio | ~81% (screen-to-body ratio) | ~63.3% (screen-to-body ratio) |
Display resolution | 720x1600 pixels (20:9) | 480x800 pixels |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 269 PPI | 217 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Not supported | Gorilla Glass |
Refresh rate | 60Hz | feature not registered |
Display features | 400nits[typ] | feature not registered |
๐ค Operating System | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
System version | Android 10 | Android 2.3.4 Gingerbread |
Firmware update | feature not registered | Android 2.3.6 Gingerbread |
User Interface | feature not registered | feature not registered |
โ๏ธ Processor | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
Chipset | 64bit: MediaTek Helio G25 (MT6762G) (12nm) | 32bit: Samsung Exynos 4 Dual 4210 (45nm) |
CPU | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A9 (Dual-core) |
GPU graphical controller | PowerVR GE8320 MP2 (650MHz) | ARM Mali-400 MP4 |
Performance (benchmark) | AnTuTu: 84175 (v8) | feature not registered |
๐ฝ Memory and storage | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
RAM memory | 2GB LPDDR4X | 1GB LPDDR2 |
Internal storage | 32GB (20GB available) eMMC 5.1 | 16GB (13GB available) |
External storage | Until 512GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
๐ถ Mobile networks | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
Maximum Download / Upload | 300/50 Mbps | 21/5.76 Mbps |
Network technology | 2G, 3G, 4G | 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 | UMTS 850/900/1700/1900/2100 | UMTS 850/1900/2100 |
Primary 4G network | LTE Cat6 (1, 2 ,3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE | Not supported |
Primary 5G network | Not supported | Not supported |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
Secondary 3G network | Not supported | Not supported |
Secondary 4G network | Not supported | Not supported |
Secondary data network | GPRS, EDGE | Not supported |
๐ท Camera | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
Back camera (main camera) | 13 megapixels | 8 megapixels |
Main camera resolution | 4128x3096 pixels | 3264x2448 pixels |
Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
Flash | LED flash | LED flash |
Focal aperture | f/2.2 (aperture) | feature not registered |
Focal length | 28mm lens | feature not registered |
Sensor size | feature not registered | feature not registered |
Pixel size | 1ยตm pixel | feature not registered |
Autofocus | PDAF: phase detection autofocus | Autofocus |
Touch focus | Supported | Supported |
Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
Zoom | Only digital zoom | Only digital zoom |
Face/smile detection | Face detection, Smile detection | Face detection |
BSI sensor | Not supported | Not supported |
HDR | HDR photo on both cameras | Not supported |
Camera extras | feature not registered | feature not registered |
๐ธ Front camera | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
Front camera (secondary) | 5 megapixels | 2 megapixels |
Front camera resolution | 2560x1920 pixels | 1600x1200 pixels |
Video recording (secondary) | Full HD (1920x1080) | Not supported |
Front flash | Not supported | Not supported |
Focal aperture | f/2.2 (aperture) | feature not registered |
Focal length | feature not registered | feature not registered |
Sensor size | feature not registered | feature not registered |
Pixel size | 1.12ยตm pixel | feature not registered |
๐ Sound and multimedia | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
Loudspeaker | Supported | Supported |
Active noise cancellation | 2 microphones or more | 2 microphones or more |
Radio | FM | 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 |
๐ Connectivity | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
Audio output | 3.5mm jack | 3.5mm jack |
TV output | Micro-B USB SlimPort | Micro-B USB MHL |
Bluetooth | 5.0 + A2DP/LE | 3.0 + A2DP |
WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot |
DLNA | Not supported | feature not registered |
GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging |
NFC | Not supported | Not supported |
Infrared port | Not supported | feature not registered |
๐งญ Sensors | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
Sensors | Accelerometer Ambient light sensor Face unlock Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
Vibrating alert | Supported | Supported |
๐ Battery | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
Battery capacity | 5000 mAh | 1650 mAh |
Charger, watts | 10W (5V/2A) Wired 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) |
โ Other features | ||
Redmi 9A (32GB/2GB) | 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 | โข Colors: Carbon Gray, Sky Blue, Ocean Green โข MIUI 12 | โข Colors: Black โข Samsung TouchWiz 4.0 UI โข Java framework |
โข๏ธ Radiation rate | ||
Redmi 9A (32GB/2GB) | Galaxy S2 (SGH-i777 16GB) | |
SAR 1.6W/kg (USA, Mexico, etc.) | 0.9W/kg (head), 0.65W/kg (body) | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | 0.4W/kg (head), 1.19W/kg (body) | feature not registered |