A 2026 Song Plus “review” that opens with one range and one price is already the wrong document. The name is a family, not a single specification. In China the car is commonly sold as Song Plus DM-i, a plug-in hybrid compact SUV. In Europe the closely related product is published by BYD as SEAL U DM-i. Other destinations keep the Song Plus name and print still other pack and cycle lines. Overseas buyers should review the car as a file: public name, powertrain generation, pack energy, electric-range cycle, fuel-consumption cycle, drive layout, and charge hardware. This article shows how to assemble that file and which first-party lines can be used as anchors. It does not invent an export price, a stock list, or a destination approval. AutoCN is a research platform, not the manufacturer.
Start the review with the name on the papers
Write the name that appears on the VIN plate and the name that appears on the quotation. If they differ, the review has found its first fact. BYD’s own European news copy has referred to Song Plus DM-i as a C-segment PHEV SUV in an Uzbekistan industrial announcement, while the European retail site presents SEAL U DM-i as the plug-in hybrid SUV for that region. A dealer who uses Song Plus photographs on a Seal U contract, or the reverse, is mixing catalogues. Ask for the type-approval name, the motor and engine codes, and the pack energy in kilowatt-hours. Until those four items sit on one page, do not discuss “the” Song Plus range.
Then write the model year and the hybrid generation if the sheet names one. Chinese-market coverage of a mid-2024 Song Plus DM-i update described a fifth-generation DM-i system with more than one pack option. That report is useful as a warning that one body style can hide several batteries. It is not a substitute for the PDF that belongs to the car you will inspect. If the exporter cannot name the generation, treat electric range as unverified.
Price is not a review field without a market
Domestic list prices, launch promotions, and chat quotations are not landed cost. This review will not print a yuan, euro, or dollar figure, because those numbers move by trim, incentive, and week, and because an export invoice is a different commercial object. If a seller leads with a price and cannot lead with a pack energy, the review is finished: the object is unspecified. Keep freight, duty, and destination taxes in a separate calculator that you populate only after the sheet is identified.
What first-party European copy actually says
BYD’s European SEAL U DM-i product page, captured for this article from the official hybrid-car route, publishes a short set of headlines: combined range up to 1,080 km, battery capacity 18.3 kWh, fuel consumption 6.4 L/100 km, and 5.9 seconds 0–100 km/h for an all-wheel-drive layout. The same page describes Super DM technology with a Blade Battery for the hybrid platform, a pure-electric range “starting from 70 km,” and DC charging from 30 to 80 percent in 35 minutes at a stated 18 kW DC rapid-charge figure. Those lines are European retail copy. They are labelled as up-to and starting-from figures. They apply to SEAL U DM-i as BYD presents it there, not to every Song Plus that shares a silhouette.
Use them as a checklist, not as a global spec. Does the VIN sheet print 18.3 kWh, or another energy? Does it print a 70 km-class electric range, and on which cycle? Does it include the all-wheel-drive powertrain that owns the 5.9 second line, or a front-drive powertrain that must have its own acceleration line? If the quotation copies the 1,080 km combined headline onto a front-drive, smaller-pack car, the quotation is mixing trims. Combined PHEV range also assumes a full battery and a full tank under the test rules of that page. It is not a measured desert or winter result.
China-market Song Plus is a pack family
Industry reporting on BYD’s 25 July 2024 China launch of updated Song Plus DM-i and Song L DM-i described three published pack energies — 12.9 kWh, 18.3 kWh, and 26.6 kWh — with CLTC electric ranges of 75 km, 112 km, and 160 km, and a comprehensive range headline of up to 1,500 km. The same reports distinguished NEDC fuel figures from the higher WLTC figures that appear in official Chinese documentation. Those numbers are included here only as evidence that the China catalogue is a matrix. They are not an export specification, and they were not copied from a BYD PDF attached to a specific VIN in this file.
The importer’s review question is therefore simple. Which of those packs, or which other pack, is on the car? A 12.9 kWh car and a 26.6 kWh car share a showroom name and do not share an electric-duty story. Do not average them. Do not convert CLTC electric range into WLTP electric range. If the destination will judge the car on WLTP, demand a WLTP line or write “WLTP not published on this sheet.”
| Review line | What “good evidence” looks like | What to reject |
| Public name | Song Plus or Seal U as printed on the plate | Mixed photographs from both catalogues |
| Pack energy | kWh on the VIN sheet | “DM-i battery” with no number |
| Electric range | km plus cycle plus date | A CLTC number sold as WLTP |
| Combined range | Full charge and full tank, cycle named | A highway promise from a headline |
| Fuel line | NEDC, WLTC, or WLTP as labelled | A blended “about 4 litres” claim |
| Drive layout | FWD or AWD with motor list | AWD acceleration on a FWD quote |
| Charge hardware | AC kW and DC kW if DC exists | “Fast charge” with no power |
| Price | Invoice currency and Incoterm, later | A domestic list used as export cost |
How the hybrid system should be described
Song Plus / Seal U family cars are plug-in hybrids: a dedicated hybrid petrol engine, one or more electric motors, and a charge port. BYD’s European page describes an Electric Hybrid System and a Xiaoyun hybrid engine in marketing language, plus a Blade pack sized for the hybrid platform. Your review should translate that into inspection tasks. Does the engine code on the plate match the sheet? Does the car start and run in electric mode with a reasonable state of charge? Does the engine start cleanly when you demand it, and are there stored hybrid-system faults? A quiet showroom idle is not a hybrid test.
Charge behaviour is part of the review because PHEV owners who cannot charge are buying a heavier petrol car. Confirm the inlet type, the on-board charger rating, and whether DC is specified at all. The European SEAL U copy describes an 18 kW DC window and a 35-minute 30–80 percent story. Other market Song Plus variants are described in secondary sources as AC-only. Do not assume DC exists. If DC is advertised, ask for the peak and the state-of-charge window on the sheet, then test only if you have a compatible charger and permission to use it. Inventing a 17-minute China-market charge time on a European AC-only car is a false review.
Interior, software, and the export catch
Family PHEVs in this class often carry a large rotating centre screen, a digital cluster, and a driver-assistance suite that is calibrated to a market. Those features are review items only when they are present on the VIN. Photograph the menu language, the map region, the ADAS icons, and the charging animation. Ask whether a software-region change is available and who is allowed to perform it. A China-market map and a destination-market map are not the same product. If the exporter answers with a promise to “flash it later,” write the promise as unverified and do not sell it to a retail customer as included.
Who the car can suit, once the sheet is real
A verified larger-pack PHEV with a documented electric range that covers a buyer’s weekday loop can be a rational fleet or household car where petrol backup is required and depot charging is uneven. A small-pack car of the same name is a different product: it may still reduce fuel use if it is charged, and it will not replace a battery-electric car on a long electric-only duty. All-wheel drive, where specified, is a traction and mass decision, not a luxury badge. None of those fits can be declared until the pack and the layout are named.
Who it may not suit is equally concrete. A buyer who needs a destination-homologated new car should not treat a parallel-export Song Plus as a retail twin of the local Seal U. A workshop without hybrid diagnostic access should not take the car as a “simple SUV.” A buyer who cannot charge at home or at work should model the car as a hybrid with extra mass, not as an electric crossover. AutoCN will not rank those cases. It will only insist that the cases are written against a sheet.
Frequently Asked Questions
Is Seal U DM-i the same car as Song Plus?
They are related family products, not automatically the same VIN specification. BYD uses both names in official materials for different regions. Match the type-approval name, the pack energy, and the motor list. If those items differ, review them as different cars that share a design language.
Which official range should I quote to a customer?
Quote the line that is printed for the VIN’s market and cycle. A European “up to 1,080 km combined” headline and a China “up to 1,500 km” headline are not interchangeable, and both assume test conditions. If you cannot name the cycle, do not quote the number. Write “range not verified on this sheet.”
Does every Song Plus support DC charging?
No. European SEAL U copy describes a low-power DC window. Other market descriptions omit DC. Read the charge chapter of the sheet and inspect the inlet. “PHEV” is not a synonym for DC. Selling a 35-minute story on a car that only has AC is a false review.
Can I use a China list price to judge an export deal?
You can use it as a domestic reference with a date, not as a cost of goods. Export price, freight, duty, and local tax are separate. This article does not publish prices because they are not stable and because AutoCN does not hold a live price list. Ask for an invoice structure after the car is identified.
Where should I research the family before I inspect?
Use the AutoCN BYD brand page to keep the model names in one map, then inspect the unit. Related reading sits in the information center. Bring pack photographs to the contact page if you want help structuring a sourcing request.
Conclusion and next step
A useful Song Plus review in 2026 is a naming exercise that then becomes a hybrid inspection. Identify whether you are looking at a China-market DM-i matrix, a European Seal U sheet, or another destination file. Copy pack, cycle, layout, and charge hardware. Leave price and approval until those lines exist. That is the only way the family name becomes a car.
Compare names in the brand center, keep PHEV notes with the two official labels in view, and do not let a headline range travel between markets. The next step is the VIN, not another screenshot.
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