Side by side

Aion Hyptec HT 620 Luxury (Gull-Wing) vs BYD Sealion 7 AWD Performance

Same body type (mid suv) — comparable price, specs and features.

Prices checked 23 Jul 2026
Aion Hyptec HT 620 Luxury (Gull-Wing)
฿1,624,000MY 2026
Buy new
BYD Sealion 7 AWD Performance
฿1,364,900MY 2026
Buy new
▸ Race them on a real trip
Watch Aion Hyptec HT vs BYD Sealion 7 drive Bangkok → Chiang Mai
Same route, real charge stops for each EV, head-to-head ranking on cost, time and stops.
🏁 Start race
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AionHyptecHT
฿1,624,000
vs
BYDSealion7
฿1,364,900
Which one's for you
Pick the Aion Hyptec HT 620 Luxury (Gull-Wing) if
  • you charge on the road often (280 kW DC peak)
Pick the BYD Sealion 7 AWD Performance if
  • you'd rather save ฿259,100 for similar specs
  • you need the longer real-world range (58 km more)

Where they differ

Current price
Hyptec HT 620 Luxury (Gull-Wing)
฿1,624,000
Sealion 7 AWD Performance
฿1,364,900
WLTP range
Hyptec HT 620 Luxury (Gull-Wing)
484 km
Sealion 7 AWD Performance
542 km
DC charging
Hyptec HT 620 Luxury (Gull-Wing)
280 kW
Sealion 7 AWD Performance
150 kW
0–100 km/h
Hyptec HT 620 Luxury (Gull-Wing)
5.8 s
Sealion 7 AWD Performance
4.5 s
Battery
Hyptec HT 620 Luxury (Gull-Wing)
83.3 kWh
Sealion 7 AWD Performance
82.5 kWh
Top speed
Hyptec HT 620 Luxury (Gull-Wing)
183 km/h
Sealion 7 AWD Performance
215 km/h

evchu Score

Hyptec HT 620 Luxury (Gull-Wing)

57
evchu Score
Solid choice
Strongest for Charging
  • Value51
  • Range52
  • Cost to own51
  • Charging81
  • Performance62

Sealion 7 AWD Performance

65
evchu Score
Solid choice
Strongest for Performance
  • Value66
  • Range71
  • Cost to own61
  • Charging48
  • Performance77
Cost of ownership, head to head

All-in ฿/month over 5 years — purchase minus resale, plus charging, insurance, tax and upkeep.

Hyptec HT 620 Luxury (Gull-Wing)
฿18,437/mo
5-yr total: ฿1,106,228
Lower cost
Sealion 7 AWD Performance
฿15,625/mo
5-yr total: ฿937,506

Over 5 years the BYD Sealion 7 AWD Performance costs about ฿2,812/mo less to own — roughly ฿168,722 cheaper all-in.

Estimate: 15,000 km/yr, charged mostly at home. Resale from used-market data where available, else a conservative segment estimate.

Common questions

Which is cheaper, the Aion Hyptec HT 620 Luxury (Gull-Wing) or the BYD Sealion 7 AWD Performance?

The BYD Sealion 7 AWD Performance is cheaper — ฿259,100 less than the Aion Hyptec HT 620 Luxury (Gull-Wing) at current prices.

Which has more range, the Aion Hyptec HT 620 Luxury (Gull-Wing) or the BYD Sealion 7 AWD Performance?

The BYD Sealion 7 AWD Performance has the longer WLTP range — 58 km more than the Aion Hyptec HT 620 Luxury (Gull-Wing).

Which charges faster, the Aion Hyptec HT 620 Luxury (Gull-Wing) or the BYD Sealion 7 AWD Performance?

The Aion Hyptec HT 620 Luxury (Gull-Wing) charges faster, with DC fast charging at up to 280 kW.

Which is quicker, the Aion Hyptec HT 620 Luxury (Gull-Wing) or the BYD Sealion 7 AWD Performance?

The BYD Sealion 7 AWD Performance is quicker, with the faster 0–100 km/h time.

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