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2. Redmi Go 8GB
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4. Coolpad A1 16GB
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General

In The Box	Handset, Power Adapter, USB Data Cable, Warranty Card, Getting Started Guide, SIM Ejector PinView More...	Handset, Earphones,Travel Charger, USB, Quick Start Guide, Ejection PinView More...
Model Number	MZB7186IN	A1
Model Name	Redmi Go	A1
Color	Blue	Champange Gold
Browse Type	Smartphones	Smartphones
SIM Type	Dual Sim	Dual Sim
Hybrid Sim Slot	No	Yes
Touchscreen	Yes	Yes
OTG Compatible	No	Yes
Quick Charging		Yes
Sound Enhancements	Speaker: Single (Bottom Opening), 2 Microphones (for Noise Cancellation)View More...
SAR Value	India SAR 1g limit: 1.6W/Kg, Head SAR: 0.796W/Kg (0mm separation), Body SAR value: 0.613W/Kg (15mm separation)View More...

Display Features

Display Size	12.7 cm (5.0 inch)	12.7 cm (5.0 inch)
Resolution	1280 x 720 Pixels	720 x 1280 pixels
Resolution Type	HD
GPU	Adreno 308
Other Display Features	TFT LCD Technology, Contrast Ratio: 1000:1, NTSC Ratio: 72% (Typical)View More...

OS & Processor Features

Operating System	Android Oreo 8.1	Android Nougat v7.1
Processor Type	Qualcomm Snapdragon 425	Cortex A7
Processor Core	Quad Core	Quad Core
Primary Clock Speed	1.4 GHz	1.1 GHz
Operating Frequency	GSM: B2, B3, B5, B8, WCDMA: B1, B2, B5, B8, 4G LTE-TDD: B40, B41, 4G LTE-FDD: B1, B3, B5, B8View More...

Memory & Storage Features

Internal Storage	8 GB	16 GB
RAM	1 GB	2 GB
Expandable Storage	128 GB
Supported Memory Card Type	MicroSD
Memory Card Slot Type	Dedicated Slot	Hybrid Slot

Camera Features

Primary Camera Available	Yes	Yes
Primary Camera	8MP	8MP
Primary Camera Features	Aperture: f/2.0, 1.12 micrometer, 4P Lens
Secondary Camera Available	Yes	Yes
Secondary Camera	5MP
Secondary Camera Features	Aperture: f/2.2, 1.12 micrometer, AI Beautify
Flash	Rear LED Flash	yes
HD Recording	Yes
Full HD Recording	Yes
Video Recording	Yes	Yes
Video Recording Resolution	1080p	Yes
Optical Zoom		Yes
Image Editor		Yes

Call Features

Call Wait/Hold		Yes
Video Call Support		Yes
Call Divert		Yes
Call Timer		Yes
Speed Dialing		Yes

Connectivity Features

Network Type	4G VOLTE, 4G, 3G, 2G	4G, 3G, 2G
Supported Networks	4G VoLTE, 4G LTE, WCDMA, UMTS, GSM	4G LTE, GSM
Internet Connectivity	4G, 3G, Wi-Fi	Yes
3G	Yes	Yes
3G Speed		Yes
Micro USB Port	Yes
Bluetooth Support	Yes	Yes
Bluetooth Version	4.1
Wi-Fi	Yes	Yes
Wi-Fi Version	802.11b/g/n
Wi-Fi Hotspot		Yes
USB Connectivity	Yes	Yes
Audio Jack	3.5mm
Map Support	Google Maps
GPS Support	Yes
USB Tethering		Yes

Other Details

Smartphone	Yes	Yes
Touchscreen Type		Yes
SIM Size	Dual Nano SIM	Dual SIM
Removable Battery		No
SMS		Yes
Sensors	Ambient Light Sensor, Proximity Sensor, Accelerometer	Light sensor, Proximity sensor, Accelerometer
Other Features	Android Oreo (Go edition), Body: Plastic Unibody, Charger: 5V/1A, 28nm Processor, ROM Technology: eMMC 5.1, Micro-B, Smart Scene Selection, Dual Pyrolytic Graphite SheetsView More...
Keypad		No
Graphics PPI	296 PPI
Instant Message		Yes
Social Networking Phone		Yes
Business Phone		Yes
MMS		Yes
Predictive Text Input		Yes
Upgradable Operating System		Android v7.1
Mobile Tracker		Yes
Keypad Type		Alphanumeric
Supported Languages	20+ Regional Languages (Google Assistant in Hindi)	Yes

Multimedia Features

Audio Formats		Yes
FM Radio		Yes
FM Radio Recording		Yes
Video Formats		Yes
Music Player		Yes

Battery & Power Features

Battery Capacity	3000 mAh	2500 mAh
Battery Type		2500
Dual Battery		Yes

Dimensions

Width	70.1 mm
Height	140.4 mm
Depth	8.35 mm
Weight	137 g

Warranty

Warranty Summary	Brand Warranty of 1 Year Available for Mobile and 6 Months for AccessoriesView More...	1 Year Manufacturing Warranty
Warranty Service Type		1 Year Manufacturing Warranty