The Gionee Elife E8 is is essentially identical to the BLU Pure XL. They both come in identical colors with identical accessories. The BLU Pure XL is intended for the US market, while the Gionee Elife E8 is intended for markets outside the US.
The differences between the two are all internal, as follows:
The warranty for the BLU Pur XL is good for 1 year and only inside the US, while the Gionee Elife E8 warranty is good for 6 months outside the US.
The frequencies supported in the BLU Pure XL ( weighted towards US carriers) are different than the frequencies supported by the Gionee Elife E8 ( weighted towards more carriers outside the US.)
The Gionee Elife E8 has an FM radio, the BLU Pure XL does not.
The BLU Pure XL is priced at $349, the Gionee Elife E8 is priced at $749 in the US ( probably much cheaper from sources outside the US.)
In all other aspects these two phone models are identical ( except for brand.