SMA Home Storage 13.1 vs BYD Battery-Box Premium HVM 13.8
VS
The verdict
Battery-Box Premium HVM 13.8 leads on the differences that matter
The largest is usable energy: 0.68 kWh apart. 6 of 12 comparable parameters are identical, with 21 more left out because at least one datasheet does not publish them.
See all 6 differencesHow alike are they
6
of 12 comparable
parameters are identical
parameters are identical
identical
differs
not published
01
6 of 12 parameters
What actually differs
Parameter
SMA Home Storage 13.1
Battery-Box Premium HVM 13.8
Difference
Usable energy
13.12 kWh
13.80 kWh
0.68 kWh apart
Round-trip efficiency
94.5 %
96.0 %
1.5 pp less lost per cycle
Max system capacity
16.4 kWh
41.4 kWh
25.0 kWh more room to expand
Nominal voltage
384 V
256 V
128 V apart
Ingress protection
IP65
IP55
IP65 vs IP55
Operating voltage
360-432 V
200-295 V
360-432 V vs 200-295 V
02
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03
Full specification
Parameter
SMA Home Storage 13.1
Battery-Box Premium HVM 13.8
Difference
Capacity
Usable energy
13.12 kWh
13.80 kWh
0.68 kWh apart
Nominal energy
13.12 kWh
-
Not published by BYD
Depth of discharge
100 %
-
Not published by BYD
Max system capacity
16.4 kWh
41.4 kWh
+25.0 kWh for Battery-Box Premium HVM 13.8
Modules per stack
1-5
-
Not published by BYD
Power
Continuous discharge power
13.82 kW
-
Not published by BYD
Continuous charge power
13.82 kW
-
Not published by BYD
Peak discharge power
-
-
Neither datasheet publishes this
Power per kWh
1.05 kW/kWh
-
Not published by BYD
Efficiency and lifetime
Round-trip efficiency
94.5 %
96.0 %
+1.5 pp for Battery-Box Premium HVM 13.8
Cycle life
8000 cycles
-
Not published by BYD
Cycle test depth
100 %
-
Not published by BYD
Capacity at end of life
-
-
Neither datasheet publishes this
Self-discharge
-
-
Neither datasheet publishes this
Electrical
Voltage class
High voltage
High voltage
Same
Nominal voltage
384 V
256 V
128 V apart
Operating voltage
360-432 V
200-295 V
360-432 V vs 200-295 V
Cell chemistry
LFP
LFP
Same
Active cell balancing
-
-
Neither datasheet publishes this
Thermal management
-
-
Neither datasheet publishes this
Built-in inverter
Inverter
None (battery only)
None (battery only)
Same
Inverter power
-
-
Neither datasheet publishes this
Grid connection
-
-
Neither datasheet publishes this
Backup power
-
-
Neither datasheet publishes this
Physical
Weight
152.0 kg
-
Not published by BYD
Weight per kWh
11.6 kg/kWh
-
Not published by BYD
Dimensions
-
1461x585x298 mm
Not published by SMA Solar
Ingress protection
IP65
IP55
IP65 vs IP55
Outdoor-rated
Yes
-
Not published by BYD
Min operating temperature
-10 °C
-10 °C
Same
Max operating temperature
50 °C
50 °C
Same
Warranty
Warranty
10 yrs
10 yrs
Same
Warranted throughput
-
-
Neither datasheet publishes this
04
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05
Written summary
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Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate.