Blu Studio 5.3 II (D550 Dual) vs Xiaomi Redmi 9i (128GB)
Side by side comparison between Blu Studio 5.3 II vs Xiaomi Redmi 9i phones, differences, pros, cons and full specifications. What's the better?
,
5.3"
IPS
IPS
540x960
8
MP
MP
2mp
512MB
RAM
RAM
Dual-core
2200
mAh
mAh
(Removable)
vs
6.53"
IPS
IPS
720x1600
13
MP
MP
5mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi 9i (128GB)
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 
20 Advantages | 19 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| +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 | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| Model | Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) |
| Other model names | BLU Studio 5.3 2 Dual Sim D550a, Blu Studio 5.3 II D550i | Xiaomi Redmi 9i M2006C3LII |
| Country or region available | feature not registered |  India |
| Brand | Blu | Xiaomi |
| Release date | 2/1/2013 | 9/18/2020, Announced: 9/15/2020 |
| Depth | 10.8 millimeters (0.43 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 77 x 150 millimeters (3.03 x 5.91 in) | 77.07 x 164.9 millimeters (3.03 x 6.49 in) |
| Weight | 210 grams (7.35 ounces) | 194 grams (6.79 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.3" inches | 6.53" inches |
| Screen-to-body ratio | ~67% (screen-to-body ratio) | ~81% (screen-to-body ratio) |
| Display resolution | 540x960 pixels | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 208 PPI | 269 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | 400nits[typ] |
🤖 Operating System | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| System version | Android 4.1.2 Jelly Bean | Android 10 |
| Firmware update | feature not registered | Android 11 |
| User Interface | feature not registered | MIUI 12.5 |
⚙️ Processor | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| Chipset | 32bit: MediaTek MT6577 | 64bit: MediaTek Helio G25 (MT6762G) (12nm) |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | PowerVR SGX531 | PowerVR GE8320 MP2 (650MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| RAM memory | 512MB LPDDR2 | 4GB LPDDR4X |
| Internal storage | 4GB (2GB available) | 128GB (103GB available) eMMC 5.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 7.2/5.76 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G |
| 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 D550a: 850/1900 - D550i: 850/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat6 (1, 3, 5, 8) TD-LTE (40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat6 (1, 3, 5, 8) TD-LTE (40, 41) VoLTE |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| Back camera (main camera) | 8 megapixels | 13 megapixels |
| Main camera resolution | 3264x2448 pixels | 4128x3096 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | 28mm (lens) |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| 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 | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| Front camera (secondary) | 2 megapixels | 5 megapixels |
| Front camera resolution | 1600x1200 pixels | 2560x1920 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, H.263, H.264, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, AAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Micro-B USB SlimPort |
| Bluetooth | 3.0 | 5.0 + A2DP/LE |
| 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 | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Face unlock 2D Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) C706043200L | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2200 mAh | 5000 mAh |
| Charger, watts | Wired charging | 10W (5V/2A) Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 14 hours | feature not registered |
| Standby | 820 hours (34.2 days) | feature not registered |
➕ Other features | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| Call control | Voice dialing, Voice recorder | 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • Java framework | • Colors: Midnight Black, Sea Blue, Nature Green |
☢️ Radiation rate | ||
| Blu Studio 5.3 II (D550 Dual) | Redmi 9i (128GB) | |
| 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 |