Volvo Cars Cape Cod · Model Comparison

Volvo EX40 vs EX30

Both are fully electric compact SUVs, but they're built on different platforms — the real difference between them is body size, range, and price, not raw power.

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  • More than double the cargo EX40: 57.5 cu ft vs. EX30: 27.8 cu ft
  • Up to 35 more miles of range EX40 Single Motor: 296 mi vs. EX30: 261 mi
  • Larger footprint EX40 is 8.1 in longer, 3.6 in taller
  • Same towing rating Both rated to 2,000 lbs
Quick Answer

The EX30 suits a buyer who wants Volvo's most affordable current model and the tightest, easiest-to-park footprint in the lineup — the better fit for narrow downtown streets and older driveways around Hyannis or Falmouth. The EX40 suits a buyer who wants meaningfully more cargo room in a still-compact body, without stepping up to the mid-size XC60 — the better fit for ferry trips out of Woods Hole or Hyannis, or hauling gear for a full house of summer visitors, where the EX30's 27.8 cubic feet runs out fast.

EX40 vs EX30 at a Glance

EX30EX40
Length166.7 in174.8 in Longer
Height61.2 in64.8 in Taller
Rear legroom32.3 in36.1 in More room
Seating55
PowertrainFully electricFully electric
EPA rangeUp to 261 mi (Single Motor Extended Range)Up to 296 mi (Single Motor) Longer / 260 mi (Twin Motor AWD)
DC fast charge (10–80%)About 27 minAbout 28 min
Max cargo27.8 cu ft57.5 cu ft More than double
Max towing2,000 lbs2,000 lbs
Starting priceLower More affordableHigher

Source: manufacturer specifications, current as of the 2026 model year. Starting price is shown as a direction (lower/higher), not a dollar figure — see our current inventory for pricing on in-stock units.

Range: Where the Gap Actually Comes From

The EX40's range advantage isn't automatic — it depends on which motor configuration you choose. The Single Motor EX40 is EPA-rated for up to 296 miles, a real 35-mile edge over the EX30 Single Motor Extended Range's 261 miles, thanks to a larger 79 kWh battery versus the EX30's 69 kWh pack. Add all-wheel drive with the EX40 Twin Motor, though, and EPA range drops to 260 miles — essentially erasing that lead and landing within a mile of the EX30's own range.

The trade-off in one line Choose the Single Motor EX40 for the longest range in this pairing; choose the Twin Motor EX40 for all-wheel drive, and range drops back to roughly EX30 territory.

Charging speed is close between the two either way: both support DC fast charging, with the EX30 recovering 10–80% in about 27 minutes and the EX40 in about 28 minutes at a capable charger — not a meaningful difference for a fast-charge stop near either bridge.

The Trade-off: Cargo Room vs. Footprint and Price

The EX40's extra cargo capacity isn't a packaging trick — it comes directly from a larger body. At 174.8 inches long and 64.8 inches tall, the EX40 is 8.1 inches longer and 3.6 inches taller than the EX30, and that added volume is exactly where the cargo gap comes from: 57.5 cubic feet versus the EX30's 27.8, more than double, plus 3.8 inches more rear legroom. Both are compact, fully electric Volvos, but the size difference is where the practical gap between them comes from — seating capacity is identical either way.

The EX40 doesn't win on every dimension. Its added length and height mean it needs a little more room to maneuver and park than the EX30, which matters on the older, narrower streets around downtown Hyannis or Falmouth, or a tight, decades-old driveway — and it carries a higher starting price than the EX30, Volvo's most affordable current model. Neither model is oversized next to the rest of the current lineup — both are still meaningfully more compact than the three-row XC90 or EX90 — but between the two of them, the EX30 is the one built for the tightest spots and the tighter budget.

Two Different Electric Platforms

Despite both being fully electric Volvos, the EX30 and EX40 aren't built on the same underlying architecture. The EX30 rides on Volvo's SEA (Sustainable Experience Architecture) platform, designed from the ground up as an electric-only architecture. The EX40 is built on Volvo's CMA (Compact Modular Architecture) platform — the same shared architecture that underpins the XC40 and C40, engineered to support both combustion and electric powertrains rather than electric-only from the start. That's a real distinction for a buyer weighing the two, not just a styling difference: it's the reason the two models don't share components even though both wear the same fully-electric label. If neither of these two is clearly the right fit yet, our full buyer's guide walks through how both compare against the rest of the current lineup, model by model.

Deciding Between the Two on Cape Cod

Range headroom matters differently here than in a typical suburban commute. A round trip from South Yarmouth out past the Sagamore or Bourne Bridge easily covers 40–60 miles before you've even reached a bridge-adjacent errand, and summer traffic backups on either span eat into range faster than free-flowing driving does — the Single Motor EX40's extra 35 miles of EPA range gives real cushion during peak season that neither the EX30 nor the AWD Twin Motor EX40 carry. A buyer who mostly stays local — short trips around Hyannis, Barnstable, or Falmouth — needs that cushion less, and the EX30's lower price and tighter footprint take priority instead.

Cape Cod's still-expanding EV charging infrastructure means a home Level 2 charger remains the most practical daily-charging plan for either model; DC fast charging on the EX30 and EX40 is close enough in speed that it isn't the deciding factor between them. The deciding factor is how much range headroom your regular routes actually need, and how much cargo you need to carry when those routes shift during ferry season — worth settling with a back-to-back test drive of both rather than off a spec sheet alone.

Not Sure Which Model Fits?

See how the EX40 and EX30 stack up against the rest of the current Volvo lineup.

See the Full Lineup Comparison →

Frequently Asked Questions

What's the difference between the Volvo EX40 and EX30?

Both are fully electric, but they're built on different platforms — the EX30 on Volvo's SEA architecture, the EX40 on the CMA architecture shared with the XC40 — and the EX40 is built in a larger body: 174.8 inches long and 64.8 inches tall versus the EX30's 166.7 inches and 61.2 inches, which more than doubles cargo room, 57.5 cubic feet versus 27.8.

Does the EX40 have more cargo space than the EX30?

Yes. The EX40 offers 57.5 cubic feet of maximum cargo volume, more than double the EX30's 27.8 cubic feet — the biggest practical difference between the two models.

Which has better range, the Volvo EX40 or EX30?

It depends on the configuration. The Single Motor EX40 is EPA-rated for up to 296 miles, about 35 miles more than the EX30 Single Motor Extended Range's 261 miles. Choosing the Twin Motor EX40 for all-wheel drive drops its range to 260 miles, essentially matching the EX30 instead of beating it.

Do the EX40 and EX30 have the same towing capacity?

Yes, both are rated to tow up to 2,000 pounds, suited to a light utility trailer or small watercraft rather than a full-size boat.

Is the EX30 more affordable than the EX40?

Across Volvo Cars Cape Cod's full current lineup, the EX30 is the most affordable model — a distinction that holds against every other current model, including the EX40.