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EcoFlow Delta 3 Plus

EcoFlow Delta 3 Plus

#7 of 20 in medium · #13 of 56 overall · all EcoFlow models
3.6

Delta 3 with expansion up to 5kWh and 10ms UPS; 1500W AC recharge.

1,024 Whcapacity
1,800 Wcontinuous output
LiFePO44,000 cycles
27.6 lbweight
$749street price, being verified
Runs a 500 W load about 1.7 h$731 per kWh of capacityFull AC recharge in about 0.8 hUPS switchover 10 msExpands to 5,120 Wh

Ratings

Includes independent measurements from StorageReview, The Solar Lab.

Value25% of the score
1.0
Power output15% of the score
3.0
Battery longevity15% of the score
5.0
Recharge speed15% of the score
5.0
Portability10% of the score
2.0
Features10% of the score
4.5
Tested capacity10% of the score
3.0

Each rating places this unit among the others on a 0.5–5 scale, within its size class for the measures that scale with size and across the whole catalog for the rest. Weighted together they give the overall 3.6. Formula and weights.

Specifications

Capacity
1,024 Wh
Max expanded
5,120 Wh
AC output
1,800 W continuous
Surge
2,600 W
Chemistry
LiFePO4
Cycle rating
4,000
Weight
27.6 lb
AC recharge
1,500 W
Solar input
500 W
UPS switchover
10 ms
AC outlets
6
USB-C PD max
140 W
240V output
No
App
Yes
Price per kWh
$731
Released
2024

Independent measurements

MetricValueSource
Runtime efficiency
1573W resistive-type appliance load over a 32-min run
82 %The Solar Lab
AC recharge time
From fully drained on a standard wall outlet
55 minThe Solar Lab
Sustained output
1573W load held 32 min; ~2600W surge held only about 1 min before shutdown
1573 WThe Solar Lab
Usable capacity, % of rated
Full 100-0% discharge; 910 Wh delivered of 1024 rated; load profile not stated; 1180 Wh drawn from wall to refill
88.9 %StorageReview
2025-01
UPS switchover
Just over 8 ms measured with a Quarch mains power analysis module while powering a workstation
8 msStorageReview
2025-01

How it compares with its neighbors

#ModelWhAC WChem.CycleslbAC in WSolar W$/kWhScore
4Bluetti Elite 100 V21,0241,800LiFePO44,00025.41,2005005853.8
5DJI Power 1000 V21,0242,600LiFePO44,00028.71,2005006343.7
6EcoFlow Delta 31,0241,800LiFePO44,00027.61,5005006343.7
7EcoFlow Delta 3 Plus1,0241,800LiFePO44,00027.61,5005007313.6
8Bluetti AC1801,1521,800LiFePO43,50035.31,4405005633.5
9DJI Power 5005121,000LiFePO44,00015.95401005453.5
10DJI Power 10001,0242,200LiFePO44,00028.71,2004006833.4