OptimaSmart OPS-40G vs Speed SX21

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Comparing the OptimaSmart OPS-40G vs Speed SX21 across display, camera and battery to help determine the better smartphone.

Here is the summary of the results:

Display: OptimaSmart OPS-40G offers a screen size of 4 inches, while Speed SX21 offers 2.4 inches, making OptimaSmart OPS-40G the larger display of the two. OptimaSmart OPS-40G features a LCD display compared to Speed SX21's TFT, making OptimaSmart OPS-40G the better display of the two.


Rear Camera: OptimaSmart OPS-40G offers a higher rear camera resolution with 2 MP, while Speed SX21 offers 0.3 MP, making OptimaSmart OPS-40G better for rear camera photography.


Battery: Speed SX21 offers a higher battery capacity with 1800 mAh, while OptimaSmart OPS-40G offers 1600 mAh, making Speed SX21 better for longer battery life.

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OptimaSmart OPS-40G
₹2,999
(Discontinued)
Speed SX21
₹1,300
(Discontinued)
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