BYD Review 2026
BYD manufactures 10 models across batteries.
Headquartered in International · Manufacturing in Various
Founded 1995 by Wang Chuanfu · Headquartered in Shenzhen, Guangdong, China
Parent company: BYD Company Ltd.
Listed: HKEX:1211
BYD at a glance
Certifications: IEC 62619 · VDE · CE · UN 38.3
Warranty: 10-yr product · 10-yr performance
Key milestones
- 1995 Founded as rechargeable battery manufacturer
- 2002 Listed on Hong Kong Stock Exchange (1211)
- 2017 Launched Battery-Box Premium home energy storage line
Source: www.bydbatterybox.com · Last updated 2026-05-27
BYD Pros & Cons (data-driven)
+ Pros
- ✓ Battery round-trip efficiency averages 95.9% (above industry 90%)
- ✓ 100% of SKUs triple-verified against manufacturer datasheets
− Cons
- ✗ Distributor and installer pricing varies — direct retail rarely available
- ✗ Some 2026 models depend on regional distributor availability
Pros and cons calculated against industry baselines: 21% panel efficiency, 12yr panel warranty, -0.32%/°C temp coeff, 90% battery RTE.
Current BYD Product List (10)
Batteries (10)
| Model | Capacity | Power | Chemistry | Warranty | Verified | Details |
|---|---|---|---|---|---|---|
| Battery-Box Premium HVM 22.1 | 22.08 kWh | 22.08 kW | LFP | 10 yr | ✓ | View → |
| Battery-Box Premium HVM 19.3 | 19.32 kWh | 5.12 kW | LFP | 10 yr | ✓ | View → |
| Battery-Box Premium HVM 16.6 | 16.56 kWh | 5.12 kW | LFP | 10 yr | ✓ | View → |
| Battery-Box Premium HVM 13.8 | 13.8 kWh | 5.12 kW | LFP | 10 yr | ✓ | View → |
| Battery-Box Premium HVS 12.8 | 12.8 kWh | 12.8 kW | LFP | 10 yr | ✓ | View → |
| Battery-Box Premium HVM 11.0 | 11.04 kWh | 5.12 kW | LFP | 10 yr | ✓ | View → |
| Battery-Box Premium HVS 10.2 | 10.24 kWh | 10.24 kW | LFP | 10 yr | ✓ | View → |
| Battery-Box Premium HVM 8.3 | 8.28 kWh | 5.12 kW | LFP | 10 yr | ✓ | View → |
| Battery-Box Premium HVS 7.7 | 7.68 kWh | 7.68 kW | LFP | 10 yr | ✓ | View → |
| Battery-Box Premium LVS 4.0 | 4 kWh | 4 kW | LFP | 10 yr | ✓ | View → |
Spec Sheet Downloads
10 manufacturer-published datasheets available for BYD products. All links go to the official PDF on the manufacturer's website.
- PDF BYD Battery-Box Premium HVS 12.8 datasheet →https://bydbatterybox.com/uploads/downloads/BCU2.0_BBOX_HVS_Datasheet_EN_V1.0_250328-67ee42d4ced21.pdf
- PDF BYD Battery-Box Premium HVM 22.1 datasheet →https://bydbatterybox.com/uploads/downloads/241224_Datasheet_Battery-Box%20HVM(US)_V1.4_EN-676a1fc2b0fe6.pdf
- PDF BYD Battery-Box Premium HVS 7.7 datasheet →https://bydbatterybox.com/uploads/downloads/BCU2.0_BBOX_HVS_Datasheet_EN_V1.0_250328-67ee42d4ced21.pdf
- PDF BYD Battery-Box Premium HVS 10.2 datasheet →https://bydbatterybox.com/uploads/downloads/BCU2.0_BBOX_HVS_Datasheet_EN_V1.0_250328-67ee42d4ced21.pdf
- PDF BYD Battery-Box Premium HVM 8.3 datasheet →https://bydbatterybox.com/uploads/downloads/241224_Datasheet_Battery-Box%20HVM(US)_V1.4_EN-676a1fc2b0fe6.pdf
- PDF BYD Battery-Box Premium HVM 11.0 datasheet →https://bydbatterybox.com/uploads/downloads/241224_Datasheet_Battery-Box%20HVM(US)_V1.4_EN-676a1fc2b0fe6.pdf
- PDF BYD Battery-Box Premium HVM 13.8 datasheet →https://bydbatterybox.com/uploads/downloads/241224_Datasheet_Battery-Box%20HVM(US)_V1.4_EN-676a1fc2b0fe6.pdf
- PDF BYD Battery-Box Premium HVM 16.6 datasheet →https://bydbatterybox.com/uploads/downloads/241224_Datasheet_Battery-Box%20HVM(US)_V1.4_EN-676a1fc2b0fe6.pdf
- PDF BYD Battery-Box Premium HVM 19.3 datasheet →https://bydbatterybox.com/uploads/downloads/241224_Datasheet_Battery-Box%20HVM(US)_V1.4_EN-676a1fc2b0fe6.pdf
- PDF BYD Battery-Box Premium LVS 4.0 datasheet →https://bydbatterybox.com/uploads/downloads/Datasheet%20HVS%20&%20HVM%20V1.1_AU-652ce7e1cd83b.pdf
Recent BYD News
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Search BYD news on Google News →Related Brands
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Frequently Asked Questions
What is the SolarSpec Score for BYD?
BYD earns a SolarSpec Score of 89/100 (Grade B+) based on the weighted average of all 10 models in their 2026 lineup. The score combines efficiency, warranty, temperature coefficient, and verification status. See our /methodology/ page for the full formula.
How many solar products does BYD offer in 2026?
BYD offers 10 products in their 2026 lineup: 10 batteries.
Where can I download BYD datasheets?
We have direct manufacturer-published datasheet links for 10 of 10 BYD products. See the Spec Sheet Downloads section below for direct PDF links.
How we score brands
Every BYD model in our catalog is scored 0-100 using a transparent formula: efficiency (25 pts), product warranty (20 pts), performance warranty bonus (3 pts), temperature coefficient (12 pts), and datasheet verification (5 pts), on a 50-point baseline. The brand-level score is the simple average across all 10 models.
Read the full SolarSpec methodology →