Xiaomi Redmi 9 (128GB/4GB) vs Samsung Galaxy Axiom (SCH-R830)
Side by side comparison between Xiaomi Redmi 9 vs Samsung Galaxy Axiom 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
4"
AMOLED
AMOLED
480x800
5
MP
MP
1.3mp
1GB
RAM
RAM
Dual-core
2100
mAh
mAh
(Removable)
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!
25 Advantages 
5 Advantages | 19 Common items in both devices |
| Plastic body, glass front |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| EIS: Digital stabilization |
| 4G LTE-A / 4G LTE |
| +12 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 Axiom (SCH-R830) | |
| Model | Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) |
| Other model names | Xiaomi Redmi 9 M2004J19C | Galaxy Axiom R830 for US Cellular |
| Country or region available |  China |  USA |
| Brand | Xiaomi | Samsung |
| Release date | 6/10/2020 | 11/28/2012 |
| Depth | 9.1 millimeters (0.36 inches) | 11.9 millimeters (0.47 inches) |
| Size (width x height) | 77.01 x 163.32 millimeters (3.03 x 6.43 in) | 63.8 x 121.7 millimeters (2.51 x 4.79 in) |
| Weight | 198 grams (6.93 ounces) | 136 grams (4.76 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 6.53" inches | 4" inches |
| Screen-to-body ratio | ~83.2% (screen-to-body ratio) | ~58.7% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 395 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | 400nits[typ] | feature not registered |
🤖 Operating System | ||
| Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) | |
| System version | Android 10 | Android 4.0.4 Ice Cream Sandwich ICS |
| Firmware update | Android 11 | feature not registered |
| User Interface | MIUI 12 | feature not registered |
⚙️ Processor | ||
| Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) | |
| Chipset | 64bit: MediaTek Helio G80 (MT6769V/CU) (12nm) | 32bit: Qualcomm Snapdragon S4 MSM8960 Lite (28nm) |
| CPU | Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-core) | Dual-core, 1 processor: 2x 1.2GHz Krait (Dual-core) |
| GPU graphical controller | ARM Mali-G52 MC2 (950MHz) | Qualcomm Adreno 230 400Mhz |
| Performance (benchmark) | AnTuTu: 201829 (v8) Geekbench: 1325 (v5.1) | feature not registered |
💽 Memory and storage | ||
| Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) | |
| RAM memory | 4GB LPDDR4X | 1GB LPDDR2 |
| Internal storage | 128GB (106GB available) eMMC 5.1 | 4GB (1.83GB available) |
| External storage | Until 512GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) | |
| 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 | 100/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Not supported |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800/1700/1900/2100 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO |
| Primary 4G network | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE | LTE Cat3 (Bands 2, 4, 5, 12) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, LTE |
| 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 Axiom (SCH-R830) | |
| 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 | HD (1280x720) |
| 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 | 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 |
📸 Front camera | ||
| Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) | |
| Front camera (secondary) | 8 megapixels | 1.3 megapixels |
| Front camera resolution | 3264x2448 pixels | 1280x1024 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 | 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 Axiom (SCH-R830) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, DivX, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) | |
| 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 | 4.0 + 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 | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 5020 mAh | 2100 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) | 8 hours |
| Standby | feature not registered | 252 hours (10.5 days) |
➕ Other features | ||
| Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), 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, HTML5 | HTML, XHTML, HTML5, 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: Blue • Wi-Fi hotspot • Java framework |
☢️ Radiation rate | ||
| Redmi 9 (128GB/4GB) | Galaxy Axiom (SCH-R830) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.913W/kg (head), 0.999W/kg (body) | 0.69W/kg (head), 1.28W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.711W/kg (head), 1.059W/kg (body) | feature not registered |