Xiaomi Redmi S2 (64GB) vs Samsung Galaxy Ace (GT-S5830)
Side by side comparison between Xiaomi Redmi S2 vs Samsung Galaxy Ace phones, differences, pros, cons and full specifications. What's the better?
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5.99"
IPS
IPS
720x1440
12
MP
MP
16mp
4GB
RAM
RAM
Octa-core
3080
mAh
mAh
(Non removable)
vs
What's the better phone? Xiaomi Redmi S2 (64GB)
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 | 15 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| +8 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 S2 (64GB) | Galaxy Ace (GT-S5830) | |
| Model | Redmi S2 (64GB) | Galaxy Ace (GT-S5830) |
| Other model names | ็บข็ฑณ่ชๆๆๆบS2, Xiaomi S2, Xiaomi Ysl | Samsung Galaxy Ace S5830, Galaxy Ace 1, Samsung Cooper |
| Country or region available |   (Global, International), China | (Global, International) |
| Brand | Xiaomi | Samsung |
| Release date | 5/1/2018 | 1/26/2011 |
| Depth | 8.1 millimeters (0.32 inches) | 11.5 millimeters (0.45 inches) |
| Size (width x height) | 77.26 x 160.73 millimeters (3.04 x 6.33 in) | 59.9 x 112.4 millimeters (2.36 x 4.43 in) |
| Weight | 170 grams (5.95 ounces) | 113 grams (3.96 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
๐ฒ Display | ||
| Redmi S2 (64GB) | Galaxy Ace (GT-S5830) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 5.99" inches | 3.5" inches |
| Screen-to-body ratio | ~74.6% (screen-to-body ratio) | ~54.2% (screen-to-body ratio) |
| Display resolution | 720x1440 pixels | 320x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 269 PPI | 165 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
๐ค Operating System | ||
| Redmi S2 (64GB) | Galaxy Ace (GT-S5830) | |
| System version | Android 7.1.2 Nougat | Android 2.2.1 Froyo |
| Firmware update | Android 8.1 Oreo | Android 2.3.6 Gingerbread |
| User Interface | feature not registered | feature not registered |
โ๏ธ Processor | ||
| Redmi S2 (64GB) | Galaxy Ace (GT-S5830) | |
| Chipset | 64bit: Qualcomm Snapdragon 625 MSM8953 (14nm) | 32bit: Qualcomm Snapdragon S1 MSM7227T (65nm) |
| CPU | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core) | Single-core, 1 processor: 1x 800MHz ARM1136EJ-S (Single-core) |
| GPU graphical controller | Qualcomm Adreno 506 650Mhz | Qualcomm Adreno 200 |
| Performance (benchmark) | feature not registered | feature not registered |
๐ฝ Memory and storage | ||
| Redmi S2 (64GB) | Galaxy Ace (GT-S5830) | |
| RAM memory | 4GB LPDDR3 | 384MB |
| Internal storage | 64GB (50GB available) eMMC 5.1 | 512MB (158MB available) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
๐ถ Mobile networks | ||
| Redmi S2 (64GB) | Galaxy Ace (GT-S5830) | |
| 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 | 7.2/0.384 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 | CDMA 800 (China), GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | M1803E6G Global version: UMTS 850/900/1900/2100 M1803E6E, M1803E6C, M1803E6T versions: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 | UMTS 900/2100 |
| Primary 4G network | LTE Cat6 M1803E6G Global version: LTE (Bands 1,3,4,5,7,8,20) TD-LTE (Bands 38,40) M1803E6E, M1803E6C, M1803E6T versions: LTE (Bands 1,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) | Not supported |
| Primary 5G network | Not supported | 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 | CSD, GPRS, EDGE, UMTS, HSDPA |
| 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 S2 (64GB) | Galaxy Ace (GT-S5830) | |
| Back camera (main camera) | (dual camera) 12 megapixels 5MP depth | 5 megapixels |
| Main camera resolution | 4000x3000 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | VGA (640x480) 24 fps |
| Flash | LED flash on both cameras | LED flash |
| 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 | 1.25ยตm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile 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 S2 (64GB) | Galaxy Ace (GT-S5830) | |
| Front camera (secondary) | 16 megapixels | Not supported |
| Front camera resolution | 4608x3456 pixels | Not supported |
| Video recording (secondary) | HD (1280x720) | Not supported |
| Front flash | LED | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
๐ Sound and multimedia | ||
| Redmi S2 (64GB) | Galaxy Ace (GT-S5830) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
๐ Connectivity | ||
| Redmi S2 (64GB) | Galaxy Ace (GT-S5830) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Supported | Not supported |
๐งญ Sensors | ||
| Redmi S2 (64GB) | Galaxy Ace (GT-S5830) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
๐ Battery | ||
| Redmi S2 (64GB) | Galaxy Ace (GT-S5830) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3080 mAh | 1350 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 6 hours |
| Standby | feature not registered | 400 hours (16.7 days) |
โ Other features | ||
| Redmi S2 (64GB) | Galaxy Ace (GT-S5830) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not 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: Gray, Gold, Rose Gold, Blue, Black โข MIUI 10 โข 18:9 screen | โข Colors: Black, White, Hugo Boss, La Fleur โข 2GB microSD included โข Samsung TouchWiz UI 3.0 โข WiFi hotspot |
โข๏ธ Radiation rate | ||
| Redmi S2 (64GB) | Galaxy Ace (GT-S5830) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.69W/kg (head), 1.31W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.84W/kg (head), 0.623W/kg (body) |