Category-specific evidence and scores. This is not a universal company score.
TechRadar reported 86% inverter efficiency and found strong output, compactness, fast charging, expansion, app connectivity, and value, with a few convenience limitations.
Last verified 2026-08-20
Profile answer
OUPES is ranked #4 in Portable Power Station Companies with a score of 83.5 out of 100. Evidence coverage is 100% and confidence is high. This result is specific to that category's frozen rubric.
TechRadar reported 86% inverter efficiency and found strong output, compactness, fast charging, expansion, app connectivity, and value, with a few convenience limitations. [2]
The current Mega 2 documents 2,048Wh LFP capacity, 2,500W output, expansion to 10.24kWh, high solar input, app control, sub-20ms EPS, ports including TT-30, and five-year base coverage. [1]
Criterion score breakdown
Criterion
Weight
Score
Real-world power performance
22%
18.7
Battery longevity, reliability, and safety evidence
18%
13.5
Normalized long-term value
13%
12.3
Charging, solar, expansion, and output capability
20%
19.0
Warranty, returns, and support
10%
8.0
Portfolio breadth and independent market evidence
9%
6.3
Documentation and transparency
8%
5.6
Strengths
OUPES receives 4.75/5 for charging, solar, expansion, and output capability. High solar input, TT-30, app control, fast charging, EPS, and multi-battery expansion create a very capable system. [2]
OUPES receives 4.75/5 for normalized long-term value. Documented list-price capacity, output, expansion, and warranty are unusually competitive for the 2kWh tier. [2]
OUPES receives 4.25/5 for real-world power performance. Independent testing found strong 2.5kW output, 86% inverter efficiency, fast charging, and compact 2kWh-class packaging. [2]
OUPES receives 4/5 for warranty, returns, and support. Five-year base coverage and an optional registration extension are published on the current product page. [1]
Capabilities
OUPES receives 4.75/5 for charging, solar, expansion, and output capability. High solar input, TT-30, app control, fast charging, EPS, and multi-battery expansion create a very capable system. [2]
Pricing
OUPES receives 4.75/5 for normalized long-term value. Documented list-price capacity, output, expansion, and warranty are unusually competitive for the 2kWh tier. [2]
Support and warranty
OUPES receives 4/5 for warranty, returns, and support. Five-year base coverage and an optional registration extension are published on the current product page. [1]