It had far more thrust, so it could be launched higher and travel farther as compared to V-2 rocket.
The R-7 have 20 main chambers and eight steering thrusters on its four boosters while on the other hand, V-2 rocket has only one combustion chamber.
So we can conclude that R-7 had far more thrust, so it could be launched higher and travel farther as compared to V-2 rocket.
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