Phone Comparison - Acer Liquid S1 vs Acer Liquid X1 vs Xiaomi Redmi Note 2

general General Info

Manufacturer Acer Acer Xiaomi
Announced June 2013 June 2014 August 2015
Status Coming Soon - Q3 2013 Coming Soon - Q3 2014 Available - August 2015
Price - - Rs. 9,700 ($141.99) [Similarly Priced]
Colors Black Black Black, White, Yellow, Mint Green, Blue
Form Factor Candybar Candybar Candybar
Dimension - - 152 x 76 x 8.3 mm
(5.98 x 2.99 x 0.33 in)
Weight 195 g (6.88 oz) - 160 g (5.64 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA HSDPA 850 / 900 / 1900 / 2100, TD-SCDMA
4G Network - LTE LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.4.2 (KitKat) Android OS, v5.0 (Lollipop) based MIUI 7
Processor Quad-core 1.5 GHz Cortex A-7, MTK 6589 Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592 Octa-core 2.0 GHz Cortex-A53, Mediatek MT6795
GPU PowerVR SGX 544MP Mali-450MP4 PowerVR G6200
RAM 1 GB 2 GB 2 GB
Internal Memory 8 GB storage 16 GB 16 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB Yes

display Display

Type TFT capacitive touchscreen IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.7 inches 5.7 inches 5.5 inches
Resolution 720 x 1280 pixels (258 ppi) 720 x 1280 pixels (258 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio - - 72.02%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio - - FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels 13 MP, 4160 x 3120 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash LED flash
Features Auto-focus, Geo tagging Auto focus, Geo-tagging Phase Detection Auto focus (PDAF), Geo-tagging, Touch Focus, Face/smile Detection, HDR
Video Yes Yes, 1080p 1080p@30fps
Front Camera Yes [Similar] Yes, 2 MP [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, HSUPA, LTE TD-SCDMA
Bluetooth Yes, v4.0 with A2DP Yes v4.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 microUSB v2.0, USB Host
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS, GLONASS
Browser HTML5 HTML HTML5

memory User Memory

Internal 8 GB storage, 1 GB RAM 16 GB, 2 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB Yes
USB OTG - - Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery Li-Po Battery
Capacity 2400 mAh 2700 mAh 3060 mAh
Stand by - - -
Talk Time - - -