Phone Comparison - Asus Zenfone 3 Zoom vs Xiaomi Redmi Note 4X vs Xiaomi Redmi Note 9S

general General Info

Manufacturer Asus Xiaomi Xiaomi
Announced January 2017 February 2017 March 2020
Status Coming Soon - February 2017 Available - February 2017 Coming Soon - April 2020
Price - Rs. 12,750 ($180.00) [Similarly Priced] -
Colors Grey, Silver, Pink Gold, Silver, Gray Aurora Blue, Glacier White, Interstellar Gray
Form Factor Candybar Candybar Candybar
Dimension 154.3 x 77 x 7.99 mm
(6.07 x 3.03 x 0.31 in)
151 x 76 x 8.35 mm
(5.94 x 2.99 x 0.33 in)
165.8 x 76.7 x 8.8 mm
(6.53 x 3.02 x 0.35 in)
Weight 170 g (6 oz) 175 g (6.17 oz) 209 g (7.37 oz)
SIM Type Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card) Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card) Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
TD-SCDMA
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) LTE LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300)
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail
Build Features - Fingerprint sensor
- Scratch Resistant Display
- Fingerprint Sensor
- Infrared Sensor
- Fingerprint Sensor (side-mounted)
Splash-proof
Notification LED Yes Yes -

hardware Hardware and OS

OS Android OS, v6.0.1 (Marshmallow) Android OS, v6.0.1 (Marshmallow) Android 10.0
User Interface ZEN UI 3.0 MIUI 8 MIUI 11
Processor Octa-core, 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625 Octa-core 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625 Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver), Qualcomm SM7125 Snapdragon 720G (8 nm)
GPU Adreno 506 Adreno 506 Adreno 618
RAM 2/3/4 GB 4 GB 6 GB
Internal Memory 16/32/64 GB 64 GB 128 GB
External Memory microSD, up to 128 GB (uses SIM 2 slot) microSD, up to 256 GB microSDXC (dedicated slot)

display Display

Type AMOLED Capacitive Touchscreen with Gorilla Glass 5 protection IPS LCD Capacitive Touchscreen, Gorilla Glass Protection FHD+ IPS LCD Capacitive Touchscreen
Corning Gorilla Glass 5
450 nits typ. brightness (advertised)
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.5 inches 6.67 inches
Resolution 1080 x 1920 pixels (401 ppi) 1080 x 1920 pixels (401 ppi) 1080 x 2400 pixels (395 ppi)
Screen-to-Body Ratio 70.02% 72.50% 84.28%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM Radio with Recording FM Radio FM radio, recording
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 12 MP + 12 MP 13 MP 48 MP + 8 MP + 5 MP + 2 MP
Flash Dual-LED (Dual Tone) Dual-LED (Dual Tone) LED flash
Features Phase Detection Autofocus, Laser AutoFocus, OIS, EIS, f/1.7 aperture, Sony IMX362 Sensor, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama Phase Detection Autofocus, f/2.0, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro), 1.12µm
2 MP, f/2.4, (depth)
HDR, Panorama
Video 2160p@30fps, 1080p@60fps, 720p@120fps 2160p@30fps, 1080p@30fps, 720p@120fps 2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
Front Camera 13 MP [Similar] 5 MP, 1080p, f/2.0 [Similar] 16 MP Punch-Hole, f/2.5, 26mm (wide), 1/3.1", 1.0µm
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE, VoLTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth v4.1, A2DP, LE Yes, v4.2 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB Type-C 1.0 reversible connector microUSB v2.0, USB On-The-Go 2.0, Type-C 1.0 reversible connector
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser HTML5 HTML5 Yes

memory User Memory

Internal 16/32/64 GB, 2/3/4 GB RAM 64 GB, 4 GB RAM 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1)
Expandable Storage microSD, up to 128 GB (uses SIM 2 slot) microSD, up to 256 GB microSDXC (dedicated slot)
USB OTG Supported Yes Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
NFC NFC supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery Non-removable Li-Ion Battery Non-removable Li-Po Battery
Fast battery charging 18W
Capacity 5000 mAh 4100 mAh 5020 mAh
Stand by - - -
Talk Time - - -