Battery Building Tools Analyze & Validate

Cost vs Performance Optimizer

Compare battery cell options by cost, weight, cycle life, and safety margin. Find the best cell type for your target voltage and capacity.

Pack Options Comparison

Cell TypeConfigTotal Cost$/kWh$/cycleWeightCycle LifeSafety Margin
21700 High-Cap (e.g., Samsung 50E)Best Value
14S8P, 112 cells$728$361$1.467.8 kg500267%
18650 Budget (e.g., Samsung 25R)
14S16P, 224 cells$784$389$1.5710.1 kg5001067%
LiFePO4 Cylindrical (32650)
15S7P, 105 cells$840$417$0.4215.2 kg2000700%
18650 Premium (e.g., Samsung 30Q)
14S14P, 196 cells$980$463$1.969.4 kg500700%
21700 Standard (e.g., Samsung 40T)
14S10P, 140 cells$980$486$1.969.4 kg5001167%
LiFePO4 Prismatic (100Ah)
15S1P, 15 cells$1275$266$0.4248.0 kg3000333%

21700 High-Cap (e.g., Samsung 50E)

Best Value

14S8P, 112 cells

Cost: $728
$/kWh: $361
Weight: 7.8 kg
Cycles: 500

18650 Budget (e.g., Samsung 25R)

14S16P, 224 cells

Cost: $784
$/kWh: $389
Weight: 10.1 kg
Cycles: 500

LiFePO4 Cylindrical (32650)

15S7P, 105 cells

Cost: $840
$/kWh: $417
Weight: 15.2 kg
Cycles: 2000

18650 Premium (e.g., Samsung 30Q)

14S14P, 196 cells

Cost: $980
$/kWh: $463
Weight: 9.4 kg
Cycles: 500

21700 Standard (e.g., Samsung 40T)

14S10P, 140 cells

Cost: $980
$/kWh: $486
Weight: 9.4 kg
Cycles: 500

LiFePO4 Prismatic (100Ah)

15S1P, 15 cells

Cost: $1275
$/kWh: $266
Weight: 48.0 kg
Cycles: 3000