Alcatel Idol 4 (6055U) vs Xiaomi Redmi K20 Pro (64GB)
Side by side comparison between Alcatel Idol 4 vs Xiaomi Redmi K20 Pro phones, differences, pros, cons and full specifications. What's the better?
,
5.2"
IPS
IPS
1080x1920
13
MP
MP
8mp
2GB
RAM
RAM
Octa-core
2610
mAh
mAh
(Non removable)
vs
6.39"
AMOLED
AMOLED
1080x2340
48
MP
MP
20mp
6GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi K20 Pro (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!
5 Advantages 
24 Advantages | 20 Common items in both devices |
| 16 million |
| PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus |
| EIS: Digital stabilization |
| (front) Full HD (1920x1080) |
| 4G LTE / 4G LTE-A |
| Capacitive |
| Multitouch |
| +13 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 | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| Model | Idol 4 (6055U) | Redmi K20 Pro (64GB) |
| Other model names | Cricket Alcatel IDOL 4 2GB RAM, Alcatel 6055U, OT-6055U | Xiaomi Redmi K20 Pro M1903F11A, M1903F11C, M1903F11T |
| Country or region available |  USA |  China |
| Brand | Alcatel | Xiaomi |
| Release date | 8/1/2016 | 6/1/2019 |
| Depth | 7.1 millimeters (0.28 inches) | 8.8 millimeters (0.35 inches) |
| Size (width x height) | 72.5 x 147 millimeters (2.85 x 5.79 in) | 74.3 x 156.7 millimeters (2.93 x 6.17 in) |
| Weight | 135 grams (4.73 ounces) | 191 grams (6.69 ounces) |
| Build, materials | feature not registered | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 5.2" inches | 6.39" inches |
| Screen-to-body ratio | ~69.9% (screen-to-body ratio) | ~86.1% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 424 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | 600nits[typ] HDR10 |
🤖 Operating System | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| System version | Android 6.0.1 Marshmallow | Android 9.0 Pie |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 617 MSM8952 (28nm) | 64bit: Qualcomm Snapdragon 855 (SM8150) (7nm) |
| CPU | Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1.2GHz ARM Cortex-A53 (Quad-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 405 550Mhz | Qualcomm Adreno 640 (585MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| RAM memory | 2GB LPDDR3 | 6GB LPDDR4X |
| Internal storage | 16GB (10GB available) eMMC 5.1 | 64GB (49GB available) UFS 2.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 1024/150 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 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800 (China), GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/1700/1900/2100 | MZB7748IN, MZB7749IN, MZB7750IN version: UMTS 850/900/1900/2100 M1903F11A, M1903F11C, M1903F11T version: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 700/850/1700/1900/2100/2600 (Bands 1,2,4,5,7,12) | LTE Cat16/13 VoLTE MZB7748IN, MZB7749IN, MZB7750IN version: LTE (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 38, 40, 41) M1903F11A, M1903F11C, M1903F11T version: LTE (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 34, 38, 39, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | 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 |
| 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 | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| Back camera (main camera) | 13 megapixels | (triple camera) 48 megapixels 8MP telephoto f/2.453mm1/4"1.12µmPDAF2x-optical-zoom 13MP ultrawide f/2.412mm1/3"1.12µm |
| Main camera resolution | 4128x3096 pixels | 8000x6000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | Dual-LED on main camera and LED on front camera | Dual-LED flash |
| Focal aperture | f/2.0 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | 1/3" inches | 1/2" inches |
| Pixel size | 1.12µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | LDAF/PDAF: laser/phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| Front camera (secondary) | 8 megapixels | 20 megapixels *Motorized pop-up camera (slider) |
| Front camera resolution | 3264x2448 pixels | 5184x3840 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | LED | 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 | 1.12µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.265, H.264, H.263, XviD |
| Audio formats | MP3, WAV, WMA, AAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2610 mAh | 4000 mAh |
| Charger, watts | 18W Wired fast charging | 27W Wired fast charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 15 hours | feature not registered |
| Standby | 720 hours (30 days) | feature not registered |
➕ Other features | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (iTap), 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 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Gold, Dark Gray, Silver, Rose Gold • USB OTG On-The-Go • LED notification (white light) • Oleophobic coating • Glass back panel • JBL earphones • Hi-Fi 3.6W dual-stereo • Front camera: Wide Angle 84° • Quick Charge 2.0 • Fast battery charging: 60% in 30min • Reversible phone • VR goggles compatible | • Colors: Carbon black, Flame red, Glacier blue • MIUI 10 • HDR display • 24-bit/192kHz audio • Quick Charge 4+ |
☢️ Radiation rate | ||
| Alcatel Idol 4 (6055U) | Redmi K20 Pro (64GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.18W/kg (head), 1.11W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |