BYD Sealion 7 vs Tesla Model Y

Both are five-seat mid-size electric SUVs aimed squarely at the heart of the market. The difference is the entry price.

We are matching the value entry points: the rear-drive Sealion 7 Premium at $49,990 against the rear-drive Model Y at $65,900. That is a $16,000 gap before you have optioned a single thing, and the BYD undercuts the Tesla while offering a bigger battery and more range. The rest of this comes down to whether the Tesla still justifies the premium.

Both cars carry a maximum five-star ANCAP rating, and both are genuinely strong here. The Model Y has historically posted some of the highest ANCAP scores of any car sold in Australia, helped by its active-safety suite and crash structure. The Sealion 7 matches the five-star headline and packs the same long list of assists: AEB, adaptive cruise, lane keeping, blind-spot monitoring, rear cross-traffic alert and a 360-degree camera.

In daily use the Tesla's systems are the more mature, with Autopilot well proven on Australian roads, though its camera-only approach divides opinion. The BYD's assists work well and are improving fast, but like most new arrivals the lane-centring and driver-attention monitor can be a touch eager. Both are safe choices; neither should put you off.

This is where the BYD makes its case loudest. For $16k less, the Sealion 7 Premium throws in a panoramic glass roof, ventilated and heated power front seats, a rotating central touchscreen, a head-up display, wireless charging and vehicle-to-load (so you can run appliances off the battery). It is a lot of equipment for the money.

The Model Y is more minimalist by design. You get the famous 15.4-inch central screen that controls almost everything, excellent over-the-air updates, a slick app, and the most polished EV software in the business. What you do not get is the BYD's sheer feature count at the price. If you love gadgets per dollar, the Sealion wins; if you value software polish and a proven app ecosystem, the Tesla does.

Both are single-motor, rear-drive EVs in their base form, but they take different routes. The Sealion 7 Premium runs a large 82.6kWh battery for a 502km WLTP range and 230kW, enough for a brisk 6.7-second 0-100km/h. Step up to the AWD Performance and it is a genuinely rapid 390kW.

The base Model Y uses a smaller 60kWh battery for 466km and is a little quicker off the line at 5.9 seconds thanks to Tesla's efficiency and tuning. The bigger story is charging: the Tesla peaks higher on DC and, crucially, plugs into the Supercharger network, which remains the most reliable, easiest-to-use fast-charging experience in Australia. The BYD charges respectably but you live on the public networks. For road-trippers, the Tesla's charging edge is real.

The single biggest practical difference is the boot. The Model Y swallows a cavernous 854 litres behind the rear seats plus a 117-litre frunk, one of the most usable cargo setups of any mid-size SUV at any price. The Sealion 7's 400-litre boot is ordinary by comparison. If you haul prams, luggage or gear regularly, that gap matters more than any spec-sheet bragging right.

Up front, both have airy, modern, screen-led cabins with good materials for the money. The BYD feels the more overtly plush thanks to all that standard kit, while the Tesla feels the more cohesively designed and better screwed together. Rear-seat space is good in both. But on outright family practicality, the Model Y's boot is the trump card.

BYD covers the Sealion 7 with a six-year/150,000km warranty and an eight-year battery warranty; Tesla offers four years/80,000km on the car (commonly quoted as a five-year experience) with an eight-year battery warranty. On paper the BYD's vehicle cover is longer.

The number that swings it back is resale. The Model Y has among the strongest resale of any EV in Australia, helped by brand pull and the Supercharger ecosystem, while Chinese EVs are still establishing their used-market track record and tend to depreciate faster. Over three to four years, the Tesla's stronger resale recovers a meaningful slice of its higher purchase price, which is the single most important thing to weigh if you do not keep cars for a decade. If you do keep cars long-term, the BYD's lower entry price and longer warranty tilt back its way.