Xiaomi Mi 4 (3G 64GB) vs Alcatel OT-991D (Dual-sim)
Side by side comparison between Xiaomi Mi 4 vs Alcatel OT-991 phones, differences, pros, cons and full specifications. What's the better?
,
5"
IPS
IPS
1080x1920
13
MP
MP
8mp
3GB
RAM
RAM
Quad-core
3080
mAh
mAh
(Non removable)
vs
4"
TFT
TFT
320x480
3.1
MP
MP
0.3mp
256MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? Xiaomi Mi 4 (3G 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!
25 Advantages 
4 Advantages | 14 Common items in both devices |
| Only digital zoom |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| Proximity sensor |
| Hands-free calling |
| +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 | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| Model | Xiaomi Mi 4 (3G 64GB) | OT-991D (Dual-sim) |
| Other model names | Xiaomi Mi4 3G WCDMA, Xiaomi Mi4 3G 2014215, Xiaomi Leo | Alcatel One Touch 991D Dual-sim, Alcatel 991 |
| Country or region available | feature not registered | feature not registered |
| Brand | Xiaomi | Alcatel |
| Release date | 8/1/2014 | 9/1/2012 |
| Depth | 8.9 millimeters (0.35 inches) | 10.8 millimeters (0.43 inches) |
| Size (width x height) | 68.5 x 139.2 millimeters (2.7 x 5.48 in) | 68 x 122 millimeters (2.68 x 4.8 in) |
| Weight | 149 grams (5.22 ounces) | 131 grams (4.59 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| Display type | TFT LED-Backlit IPS LCD | TFT LCD |
| Screen size | 5" inches | 4" inches |
| Screen-to-body ratio | ~72.3% (screen-to-body ratio) | ~57.4% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 320x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 441 PPI | 144 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| System version | Android 4.4.3 KitKat | Android 2.3.6 Gingerbread |
| Firmware update | Android 6.0.1 Marshmallow | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| Chipset | 32bit: Qualcomm Snapdragon 801 MSM8974-AC (28nm) | 32bit: MediaTek MT6573 |
| CPU | Quad-core, 1 processor: 4x 2.5GHz Krait 400 (Quad-core) | Single-core, 1 processor: 1x 800MHz ARM11 (Single-core) |
| GPU graphical controller | Qualcomm Adreno 330 578Mhz | PowerVR SGX531 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| RAM memory | 3GB LPDDR3 | 256MB |
| Internal storage | 64GB (60GB available) | 512MB (150MB available) |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 42/5.76 Mbps | 7.2 Mbps |
| Network technology | 2G, 3G | 2G |
| 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 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1900/2100 | Not supported |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| Back camera (main camera) | 13 megapixels | 3.1 megapixels |
| Main camera resolution | 4128x3096 pixels | 2048x1536 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | VGA (720x480) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | Autofocus | Not supported |
| Touch focus | Supported | feature not registered |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | HDR photo/video only main camera | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| Front camera (secondary) | 8 megapixels | 0.3 megapixels |
| Front camera resolution | 3264x2448 pixels | 640x480 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.8 (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 |
🔉 Sound and multimedia | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, H.264, H.263, WMV | MP4, H.264 |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, AAC+ |
🔌 Connectivity | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro-B USB MHL | Not supported |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Supported | feature not registered |
🧭 Sensors | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Gyroscope Hall effect Proximity sensor | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3080 mAh | 1500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 10 hours |
| Standby | 280 hours (11.7 days) | 366.7 hours (15.3 days) |
➕ Other features | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
| Messaging | SMS (Swype), 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, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • USB OTG On-The-Go 1.3 • MI UI 5.0 • WiFi display Java framework | • Colors: Black, White • HAC (M3/T3) • WiFi hotspot Java framework |
☢️ Radiation rate | ||
| Xiaomi Mi 4 (3G 64GB) | Alcatel OT-991D (Dual-sim) | |
| 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 |