Coolpad Roar vs ZTE Open C

Compare recorded specifications, size and practical differences.

Coolpad Roar

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ZTE Open C

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

Screen diagonalOpen C: 0.5 in smaller diagonalOpen C: 4 in · Roar: 4.5 in
ChipsetMediatek MT6580 (28 nm) / Qualcomm MSM8210 Snapdragon 200 (28 nm)Roar: Mediatek MT6580 (28 nm) · Open C: Qualcomm MSM8210 Snapdragon 200 (28 nm)
DepthRoar: 1.8 mm thinnerRoar: 9 mm · Open C: 10.8 mm
HeightOpen C: 7 mm shorterOpen C: 126 mm · Roar: 133 mm
Release year2015 / 2014Roar: 2015 · Open C: 2014

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

Front

Side

1. Roar
Height
133 mm+7 mm versus Open C
Width
65.4 mm
Depth
9 mm

Weight
Unknown
2. Open C
Height
126 mm
Width
64.7 mm
Depth
10.8 mm+1.8 mm versus Roar

Weight
125 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

Screen size

1. Roar 4.5 in · 16:9 About 55.8 cm² rectangular area
2. Open C 4 in · 5:3 About 45.5 cm² rectangular area

Roar has approximately 22.6% more rectangular screen area than Open C.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM by storage capacity and phone
Storage	Roar	Open C
8 GB	1 GB RAM	Unknown

Open C: Original memory entry

4 GB · 512 MB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Roar

NFC: Unknown
Headphone jack: Yes
Memory card support: See details microSD · up to 32 GB (dedicated slot)

2. Open C

NFC: Unknown
Headphone jack: Yes
Memory card support: See details microSD · up to 32 GB (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

Bars start at zero and share a scale within this chart.

1. Roar1800 mAh

+400 mAh versus Open C
2. Open C1400 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Roar2. Open C

Everyday essentials

Everyday essentials
Specification	Roar	Open C
Dimensions (HxWxD)	133 Х 65.4 Х 9 mm	126 Х 64.7 Х 10.8 mm
Weight	0 g	125 g
Technology	IPS LCD	TFT
Screen size	4.5" inch	4" inch
Screen resolution	480 x 854 px	480 x 800 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	8 GB 1 GB RAM	4 GB 512 MB RAM
Memory card support	microSD up to 32 GB (dedicated slot)	microSD up to 32 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.	1800 mAh Removable Li-Ion	1400 mAh Removable Li-Ion
Operating system OS	Android 5.1 (Lollipop)	Firefox OS 1.3
Chipset	Mediatek MT6580 (28 nm)	Qualcomm MSM8210 Snapdragon 200 (28 nm)
Headphone jack	Yes	Yes

Display

Display
Specification	Roar	Open C
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	Unknown	256K
Screen area	55.8 cm2	45.5 cm2
Screen format	16:9 (height:width)	5:3 (height:width)
Screen to body ratio	64.2%	55.9%
PPI /points per inch/	218 PPI	233 PPI

Camera and Video

Camera and Video
Specification	Roar	Open C
Rear camera, main	5 MP Single	3.15 MP Single
Camera specs	5 MP AF	3.15 MP
Functions	LED flash	Unknown
Video	Yes	352x288@15fps
Front camera, selfie	2 MP Single	0 MP,
Specifications	2 MP	Unknown

Performance

Performance
Specification	Roar	Open C
Processor CPU	Quad-core 1.3 GHz Cortex-A7	Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU	Mali-400MP2	Adreno 302
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	12154

General specs

General specs
Specification	Roar	Open C
Release date	2015 November	2014 February
Colors	Black	Orange Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	Unknown	70 EUR
Battery life	Unknown	Stand by time- Up to 150 h Talking time- Up to 6 h

Communication and Connectivity

Communication and Connectivity
Specification	Roar	Open C
SIM card	Nano-SIM	Micro-SIM
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed	HSPA	HSPA 21.1/5.76 Mbps
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n hotspot	Wi-Fi 802.11 b/g/n hotspot
GPS	Yes with A-GPS	Yes with A-GPS
USB	microUSB 2.0	microUSB 2.0
Bluetooth	4.0 A2DP	2.1

Music and Audio

Music and Audio
Specification	Roar	Open C
Radio	FM radio	FM radio

Other features

Other features
Specification	Roar	Open C
Dop	Sensors Yes	Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input