What Are the Different Truck Cab Types?

There are four main cab configurations you’ll find on modern pickup trucks: regular cab, extended cab, double cab, and crew cab. Each one offers a different balance of passenger space, bed length, and overall footprint.

Starting from the smallest, the regular cab is the classic two-door layout — one row of seats, maximum bed, minimal frills. Move up, and you get the extended cab: it still looks like a compact cab from the outside, but it sneaks in a small rear seating area accessed through narrow, rear-hinged doors. These aren’t meant for daily passenger use, but they’ll hold a couple of adults in a pinch and provide solid extra storage. Think of it as a step up from a regular cab without fully committing to a crew setup.

The term “double cab” trips up a lot of people because Toyota uses it for its Tacoma. A double cab truck is essentially a four-door configuration with four conventional doors and rear seating that’s more usable than an extended cab — but it’s typically a bit smaller than a full crew cab. It’s a solid middle-ground option.

Then there’s the crew cab. This is the big one. Four full-size doors, a proper rear seat with real legroom, and a cabin that feels more like an SUV than a work truck. If you’re hauling people as often as you’re hauling payload, this is where most buyers land.

Quick Summary of Cab Styles

• Regular Cab — 2 doors, 1 row, max bed length
• Extended Cab — 2 main doors + 2 rear-hinged mini doors, small rear row
• Double Cab — 4 conventional doors, mid-size rear seat
• Crew Cab — 4 full-size doors, spacious rear seating, shorter available bed

Crew Cab vs. Extended Cab: What’s the Real Difference?

The short answer: a crew cab has a significantly larger back seat and uses four full-size doors, while an extended cab is more compact and has smaller rear-hinged secondary doors. If rear passengers are a priority, there’s no comparison — the crew cab wins.

When comparing a crew cab vs. an extended cab, the clearest difference becomes apparent when adults try to sit in the back. In an extended cab, rear legroom is limited — usually 35 inches or less. A standard crew cab offers anywhere from 42 to 45+ inches of rear legroom, depending on the model. That’s not a minor upgrade; it’s the difference between a comfortable ride and a long trip nobody wants to repeat.

The door setup matters, too. Extended cab rear doors are rear-hinged and can’t open independently — the front door has to be open first. In a crew cab, all four doors work independently, just like any other full-size vehicle. Day-to-day, that convenience adds up fast, especially if you’re loading and unloading passengers or gear regularly.

There’s also a practical trade-off on bed length. Going with a crew cab often means accepting a shorter truck bed. If you need maximum bed length for lumber, equipment, or work materials, an extended cab can let you pair a smaller passenger footprint with a longer box.

Extended Cab vs. Crew Cab at a Glance:

Double Cab vs. Crew Cab: How Do They Compare?

A double cab and a crew cab both have four doors, but the crew cab is typically larger — particularly in rear headroom, legroom, and overall comfort. For trucks like the Silverado, the double cab is a step up from the access cab but still smaller than a full crew setup.

The question of double cab vs. crew cab comes up most with Toyota shoppers, but Chevy customers sometimes ask about it when cross-shopping. On the Silverado specifically, Chevy uses “Double Cab” as an actual trim designation — and it’s important to understand what that means. The Silverado Double Cab is a step above the regular cab but offers noticeably less rear room than the Silverado Crew Cab.

In the Silverado crew cab vs. double cab comparison, the crew cab offers several more inches of rear legroom and a taller roofline in the back. The Double Cab is a great fit for drivers who want four-door convenience without the added length of a full crew setup — ideal if you’re tight on garage space or mostly driving solo with occasional passengers.

Bottom line: if rear passenger comfort matters — especially for adults or child seats — the crew cab is worth the upgrade. If you want four doors mainly for access to extra storage and occasional rear seating, the double cab hits the mark without the added footprint.

How Do You Know Which Cab Is Right for You?

The right cab comes down to how you actually use your truck — not just what sounds good on paper. Honest answers to a few simple questions will point you in the right direction.

Ask yourself: How often do you carry adult passengers in the back seat? Do you regularly haul long materials that need the full bed? Is daily parking or garage clearance a concern? If you’re a solo driver or a tradesperson who mostly carries tools and materials, a regular cab or extended cab keeps the bed long and the price in check. If you’re a family hauler or manage a crew that rides together to job sites, a crew cab vs. regular cab comparison ends pretty quickly — the crew wins.

For buyers in the Lithia Springs area who want flexibility without going full-size, the Silverado Double Cab is worth a serious look. It’s maneuverable and practical, and it still gives you that four-door access. But if the back seat is going to be occupied regularly — kids, clients, coworkers — there’s a reason the crew cab is the best-selling truck configuration in America.