Xiaomi Redmi 9 (128GB/4GB) vs Samsung Galaxy Ace (GT-S5830)
Side by side comparison between Xiaomi Redmi 9 vs Samsung Galaxy Ace phones, differences, pros, cons and full specifications. What's the better?
,
6.53"
IPS
IPS
1080x2340
13
MP
MP
8mp
4GB
RAM
RAM
Octa-core
5020
mAh
mAh
(Non removable)
vs
What's the better phone? Xiaomi Redmi 9 (128GB/4GB)
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!
26 Advantages 
3 Advantages | 14 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| +7 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 | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| Model | Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) |
| Other model names | Xiaomi Redmi 9 M2004J19C | Samsung Galaxy Ace S5830, Galaxy Ace 1, Samsung Cooper |
| Country or region available |  China |  (Global, International) |
| Brand | Xiaomi | Samsung |
| Release date | 6/10/2020 | 1/26/2011 |
| Depth | 9.1 millimeters (0.36 inches) | 11.5 millimeters (0.45 inches) |
| Size (width x height) | 77.01 x 163.32 millimeters (3.03 x 6.43 in) | 59.9 x 112.4 millimeters (2.36 x 4.43 in) |
| Weight | 198 grams (6.93 ounces) | 113 grams (3.96 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 6.53" inches | 3.5" inches |
| Screen-to-body ratio | ~83.2% (screen-to-body ratio) | ~54.2% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 320x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 395 PPI | 165 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass |
| Refresh rate | 60Hz | feature not registered |
| Display features | 400nits[typ] | feature not registered |
🤖 Operating System | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| System version | Android 10 | Android 2.2.1 Froyo |
| Firmware update | Android 11 | Android 2.3.6 Gingerbread |
| User Interface | MIUI 12 | feature not registered |
⚙️ Processor | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| Chipset | 64bit: MediaTek Helio G80 (MT6769V/CU) (12nm) | 32bit: Qualcomm Snapdragon S1 MSM7227T (65nm) |
| CPU | Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-core) | Single-core, 1 processor: 1x 800MHz ARM1136EJ-S (Single-core) |
| GPU graphical controller | ARM Mali-G52 MC2 (950MHz) | Qualcomm Adreno 200 |
| Performance (benchmark) | AnTuTu: 201829 (v8) Geekbench: 1325 (v5.1) | feature not registered |
💽 Memory and storage | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| RAM memory | 4GB LPDDR4X | 384MB |
| Internal storage | 128GB (106GB available) eMMC 5.1 | 512MB (158MB available) |
| External storage | Until 512GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Redmi 9 (128GB/4GB) | 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 900/2100 |
| 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 | CSD, GPRS, EDGE, UMTS, HSDPA |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | Not supported |
📷 Camera | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| Back camera (main camera) | (quad camera) 13 megapixels 8MP ultrawide f/2.2118°1/4.0"1.12µm 5MP macro f/2.4 2MP depth f/2.4 | 5 megapixels |
| Main camera resolution | 4128x3096 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | VGA (640x480) 24 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | 28mm lens | feature not registered |
| Sensor size | 1/3.1" inches | feature not registered |
| Pixel size | 1.12µm 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 |
📸 Front camera | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| Front camera (secondary) | 8 megapixels | Not supported |
| Front camera resolution | 3264x2448 pixels | Not supported |
| 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 | 27mm lens | feature not registered |
| Sensor size | 1/4" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| Loudspeaker | Mono sound (not stereo) | 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+ |
🔌 Connectivity | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO 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 |
🧭 Sensors | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 5020 mAh | 1350 mAh |
| Charger, watts | 18W Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 31 hours (1.3 days) | 6 hours |
| Standby | feature not registered | 400 hours (16.7 days) |
➕ Other features | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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 | • Colors: Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue • 10W charger included | • Colors: Black, White, Hugo Boss, La Fleur • 2GB microSD included • Samsung TouchWiz UI 3.0 • WiFi hotspot |
☢️ Radiation rate | ||
| Redmi 9 (128GB/4GB) | Galaxy Ace (GT-S5830) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.913W/kg (head), 0.999W/kg (body) | 0.69W/kg (head), 1.31W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.711W/kg (head), 1.059W/kg (body) | 0.84W/kg (head), 0.623W/kg (body) |