A 120-watt Solar Panel can roughly supplies 6 to 7.5 amps on a sunny day. If there is 8 hours of sunlight for the day then it will supply roughly 54A per day.
An 80-watt Solar Panel can roughly supply 4 to 5 amps on a sunny day. If there is 8 hours of sunlight for the day then it will supply roughly 36A per day.