@malcolms90 Checked with our local BYD master tech during my scheduled service yesterday and he confirmed this is the recommended best practice for long-term LFP Blade Battery health.
TomBarkley
Posts
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BYD Sealion 7 Performance AWD 230kW DC Fast Charging Curve Tested on 350kW Kempower Charger (10% to 80% in 24 Mins) -
BYD Dolphin Winter Pre-Heating & Windscreen Demisting Tips (UK / NZ Frosty Mornings)In the BYD App, set a Scheduled Climate Prep for 7:35 AM while the car is still plugged into your home wallbox! That way the heat pump and front windscreen defroster pull the initial 2.5 kW warm-up burst straight from the mains grid instead of your battery, and you step into a toasty 21°C car with zero ice scraping.
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How to Check Your DiLink Hardware Version (DiLink 3.0 / 4.0 / 5.0) & Best Entertainment Setup While SuperchargingFor anyone who wants Netflix, Kayo Sports (for the footy/cricket!), and Disney+ in Australia without touching the car's warranty or firmware, the CarLinkit TBox Plus (8GB+128GB) plugged into the centre console USB data port is brilliant. Boots in 15 seconds and runs split-screen.
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BYD Sealion 7 Excellence AWD UK Winter Motorway Range Test (M1/M6 at 3°C) & 230kW DC Rapid Charging CurveJust wrapped up my first proper cold-weather motorway run in the 2025 BYD Sealion 7 Excellence AWD (91.3 kWh Blade Battery, 800V-class architecture with 230kW DC charging) from Cambridge up to Manchester and back in 2°C to 4°C wet UK conditions, and wanted to share unfiltered real-world numbers.

Test Conditions
- Vehicle: 2025 BYD Sealion 7 Excellence AWD on factory 20" Michelin Pilot Sport EV tyres (39 PSI all round)
- Weather: 3°C ambient, wet roads, light headwind going north on the M1/M6
- Cabin: Heat pump AC set to 21°C Auto, heated seats level 1, pre-conditioned on the 7kW wallbox before departure.
Real-World Range & Efficiency (91.3 kWh Usable)
- Steady 70 mph (GPS) in 3°C wet:
2.8 mi/kWh(22.2 kWh/100km) → ~255 miles (410 km) real 100%–0% winter motorway range (or ~205 miles comfortable 100% down to 18% leg). - Mixed A-roads & 50 mph average speed cameras:
3.4 mi/kWh(18.3 kWh/100km) → ~310 miles (500 km). - Summer comparison (18°C): Last month I was getting
3.6 mi/kWhcomfortably on the same route (~328 miles real range).
230kW DC Rapid Charging Curve (Ionity 350kW Charger)
Plugged in at 11% SOC after using the built-in SatNav charger routing (which triggered battery pre-heating 25 mins prior):
- 11% to 35%: Held a rock-solid 224 kW – 231 kW!
- 50% SOC: Still pulling 178 kW
- 10% to 80% total time: 23 minutes 40 seconds (beat BYD's official 24-minute claim!).
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Community Thoughts: BYD Launches "BYD Shenzhen" — World’s Largest 9,200-CEU LNG Dual-Fuel Roll-On/Roll-Off Car Carrier — Thoughts & Specs Breakdown — Worth Waiting For?@Megan_Atto3_ACT Explains why Shark 6 and Sealion 7 deliveries have been arriving weeks ahead of schedule at Port Kembla, Brisbane, and Southampton.