Asus Zenfone C (ZC451CG) vs Xiaomi Redmi 1S

A spec-by-spec comparison of the Asus Zenfone C (ZC451CG) and the Xiaomi Redmi 1S, taken from their full specification sheets. Green marks the better value in each measured row.

Head to head

Asus Zenfone C (ZC451CG)Xiaomi Redmi 1S
Our rating5/107/10
Battery2,100 mAh2,000 mAh
RAM (max)1 GB1 GB
Storage (max)64 GB64 GB
Screen size4.5 in4.7 in
Main camera5 MP8 MP
Weight (lower is lighter)149 g158 g
ReleasedFeb 2015May 2014
Summary: Asus Zenfone C (ZC451CG) is ahead on battery, weight (lower is lighter). Xiaomi Redmi 1S is ahead on our rating, screen size, main camera.
★ Which should you buy? Xiaomi Redmi 1S is the stronger overall pick on the measured specs.

Display

Asus Zenfone C (ZC451CG)Xiaomi Redmi 1S
TypeIPS LCDIPS LCD capacitive touchscreen, 16M colors
Size4.5 inches4.7 inches, 60.9 cm2 (~64.5% screen-to-body ratio)
Resolution480 x 854 pixels720 x 1280 pixels, 16:9 ratio (~312 ppi density)
ProtectionNot specifiedAGC Dragontrail glass

Platform

Asus Zenfone C (ZC451CG)Xiaomi Redmi 1S
OSAndroid 4.4.2 (KitKat), upgradable to 4.4.4 (ZenUI)Android 4.3 (Jelly Bean), upgradable to 4.4.4 (KitKat), MIUI 9.2
ChipsetIntel Atom Z2520Qualcomm MSM8228 Snapdragon 400
CPUDual-core 1.2 GHz Intel Saltwell HTQuad-core 1.6 GHz Cortex-A7
GPUPowerVR SGX544MP2Adreno 305

Memory

Asus Zenfone C (ZC451CG)Xiaomi Redmi 1S
Card slotmicroSDXC (dedicated slot), up to 64GBmicroSDXC (dedicated slot), up to 64GB
Internal8GB 1GB RAM8GB 1GB RAM

Main Camera

Asus Zenfone C (ZC451CG)Xiaomi Redmi 1S
Single5 MP, f/2.0, AF8 MP, f/2.2, 28mm (wide), AF
FeaturesLED flash, PixelMaster technologyLED flash, HDR
Video1080p@30fps1080p@30fps

Selfie Camera

Asus Zenfone C (ZC451CG)Xiaomi Redmi 1S
SingleVGA, f/2.81.6 MP
FeaturesFixed focus—
Video—720p

Battery

Asus Zenfone C (ZC451CG)Xiaomi Redmi 1S
TypeRemovable Li-IonRemovable Li-Po
Capacity2100 mAh2000 mAh

Body

Asus Zenfone C (ZC451CG)Xiaomi Redmi 1S
Dimensions136.5 x 67 x 10.9 mm (5.37 x 2.64 x 0.43 in)137 x 69 x 9.9 mm (5.39 x 2.72 x 0.39 in)
Weight149 g (5.26 oz)158 g (5.57 oz)
SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Mini-SIM, dual stand-by)
Build—Plastic body

Comms

Asus Zenfone C (ZC451CG)Xiaomi Redmi 1S
WLANWi-Fi 802.11 b/g/n, hotspotWi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth4.0, A2DP, EDR4.0, A2DP, LE
GPSYes, with A-GPS, GLONASS—
RadioFM radioFM radio with RDS
USBmicroUSB 2.0microUSB 2.0, USB On-The-Go (OTG)
Positioning—GPS, GLONASS

Launch

Asus Zenfone C (ZC451CG)Xiaomi Redmi 1S
Announced2015, JanuaryFebruary 2014 (CN), July 2014 (IN)
Released2015, February—
Status—Released May 2014

Frequently asked questions

Which has the better battery, Asus Zenfone C (ZC451CG) or Xiaomi Redmi 1S?

Asus Zenfone C (ZC451CG) — 2,100 mAh for the Asus Zenfone C (ZC451CG) versus 2,000 mAh for the Xiaomi Redmi 1S.

Which is lighter, Asus Zenfone C (ZC451CG) or Xiaomi Redmi 1S?

Asus Zenfone C (ZC451CG) — 149 g for the Asus Zenfone C (ZC451CG) versus 158 g for the Xiaomi Redmi 1S.

Which is newer, Asus Zenfone C (ZC451CG) or Xiaomi Redmi 1S?

Asus Zenfone C (ZC451CG) — Feb 2015 for the Asus Zenfone C (ZC451CG) versus May 2014 for the Xiaomi Redmi 1S.

Is the Asus Zenfone C (ZC451CG) or the Xiaomi Redmi 1S rated higher?

We rate the Asus Zenfone C (ZC451CG) 5/10 and the Xiaomi Redmi 1S 7/10.

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