Update 19-1-2015: This article has been updated with new smartphones to make it more relevant in present market.
Smartphones with heavy battery backup would be the desire of almost every smartphone user, but most of the Android smartphones lack such a quality. Understanding the need that poor battery life could be frustrating, the manufacturers have started incorporating high capacity batteries in their offerings. Following on the same lines, here is a list of smartphones that are included with 3,500 mAh battery capacity or more in the sub Rs 20,000 price bracket.
Intex Aqua Power
Intex Aqua power is a budget octa core smartphone with a large 4000 mAh battery, which comes for an affordable price of 8,499 INR. The handset features a 5 Inch FWVGA display, while other features include 1 GB RAM, 8 GB expandable storage, 8 MP rear camera, 2 MP front camera and Android 4.4 KitKat operating system.
Key Specs
| Model | Intex Aqua Power |
| Display | 5 inch, 480×854 |
| Processor | 1.4 GHz Octa Core MediaTek MT6592M |
| RAM | 1 GB |
| Internal Storage | 8 GB, Expandable up to 32 GB |
| OS | Android 4.4 KitKat |
| Camera | 8 MP/ 2 MP |
| Battery | 4,000 mAh |
| Price | Rs 8,444 |
Gionee Marathon M3
Gionee Marathon M3 is the successor of the Marathon M2 and has an even bigger 5000 mAh battery. The Marathon M3 features a 5 Inch HD display and is powered by 1.3 GHz quad core MT6582 chipset with 1 GB RAM and 8 GB expandable internal storage. Other features include MicroSD card slot, 8 MP rear camera and Android 4.4 KitKat.
Key Specs
| Model | Gionee Marathon M3 |
| Display | 5 inch, HD |
| Processor | 1.3 GHz quad core |
| RAM | 1 GB |
| Internal Storage | 8 GB, Expandable up to 32 GB |
| OS | Android 4.4 KitKat |
| Camera | 8 MP/ 2 MP |
| Battery | 5000 mAh |
| Price | 13,999 INR |
Celkon Millennia Epic Q550
Celkon Millennia Epic is a very slim and light weight phablet with 3,500 mAh battery, available for Approx 10,000 INR. The 5.5 Inch HD display is powered by 1.3 GHz quad core MT6582 processor with 1 GB RAM and 8 GB internal storage. Other features include Android 4.4 KitKat, 16 GB internal storage, Android 4.4 KitKat and an 8 MP rear camera.
Key Specs
| Model | Celkon Milennia Epic Q550 |
| Display | 5.5 inch, HD |
| Processor | 1.3 GHz Quad Core |
| RAM | 1 GB |
| Internal Storage | 8 GB, Expandable up to 32 GB |
| OS | Android 4.4 KitKat |
| Camera | 8 MP/ 2 MP |
| Battery | 3,500 mAh |
| Price | Rs 9,999 |
Xolo Q3000
Xolo Q3000 is fitted with a large 5.7 inch display boasting a FHD resolution of 1920×1080 pixels and a MediaTek MT6589T chipset housing 1.5 GHz quad-core processor and PowerVR SGX544 GPU. The handset has 2 GB of RAM for efficient multi-tasking and 16 GB of internal storage that can be expanded up to 32 GB using a micro SD card and a 13 MP primary camera sensor coupled with a 5 MP front-facer. There is a 4,000 mAh battery under its hood that is capable of providing up to 21 hours of talk time and 634 hours of standby time.
Key Specs
| Model | Xolo Q3000 |
| Display | 5.7 inch, FHD |
| Processor | 1.5 GHz Quad Core |
| RAM | 2 GB |
| Internal Storage | 16 GB, Expandable up to 32 GB |
| OS | Android 4.2 Jelly Bean |
| Camera | 13 MP/ 5 MP |
| Battery | 4,000 mAh |
| Price | Rs 17,650 |
Lenovo S860
Lenovo S860 is a metal build decent quad core smartphone with a good quality 5 Inch HD display powered by 1.3 GHz mt6582 quad core chipset with 2 GB RAM and 16 GB expandable internal storage. Other features include Android 4.2 Jelly bean (upgradable to kitkat), 8 MP rear camera and a 4000 mAh battery.
Key Specs
| Model | Lenovo S860 |
| Display | 5.3 inch, HD |
| Processor | 1 GHz Quad Core |
| RAM | 2 GB |
| Internal Storage | 16 GB, Expandable up to 32 GB |
| OS | Android 4.2 Jelly Bean |
| Camera | 8 MP/ 1.6 |
| Battery | 4,000 mAh |
| Price | Rs 15,999 |
Some Other Phones with High Battery Capacity
Phone Specifications Order
Processor, RAM, Internal Storage, Camera, Display, Battery, Dual or Single SIM, Android Version
Gionee Gpad G4 (Quick Review)
1.5 GHz Quad Core, 1 GB, 16 GB, 13 MP/ 5 MP, 5.7 inch HD, 3,200 mAh, Dual SIM, Android 4.2 Jelly Bean
Lenovo IdeaPhone S860 (Quick Review)
1.3 GHz Quad Core, 2 GB, 16 GB, 8 MP/ 1.5 MP, 5.3 inch HD, 4,000 mAh, Dual SIM, Android 4.2 Jelly Bean
Micromax A77 Canvas Juice (Quick Review)
1.3 GHz Dual Core, 1 GB, 4 GB/32 GB, 5 MP/ VGA, 5 inch WVGA, 3,000 mAh, Dual SIM, Android 4.2.2 Jelly Bean
