By the StairliftAdvisor.co.uk – Independent UK Stairlift & Home Lift Guides Team · Updated June 2026 · Independent, reader-supported

Straight vs Curved Stairlift UK – Which Do You Actually Need?

If you're researching stairlifts, you've probably noticed two main types: straight and curved. The difference is straightforward in name only. One fits a simple staircase, the other navigates landings and bends. Choosing between them depends on your home's layout, not marketing claims—and there's a significant cost gap you need to understand.

The Core Difference

A straight stairlift runs along a single flight of stairs in one unbroken line. No bends, no landings, no complexity. A curved stairlift follows the contours of your staircase, handling landings, corners, and multiple flights. That flexibility comes with considerably higher costs.

If your home has one straight run from ground to first floor—common in terraced houses and bungalows with upstairs bedrooms—a straight model will work. If your stairs change direction, have a landing, or split into multiple flights, you'll need curved.

Cost Comparison: What You'll Actually Pay

This is where the decision often gets made. Straight stairlifts are significantly cheaper.

| Model Type | Typical UK Price Range | Installation | Total Outlay | |---|---|---|---| | Straight (new) | £2,500–£4,500 | £300–£600 | £2,800–£5,100 | | Curved (new) | £6,000–£12,000+ | £600–£1,200 | £6,600–£13,200+ | | Straight (reconditioned) | £1,200–£2,500 | £300–£600 | £1,500–£3,100 | | Curved (reconditioned) | £3,500–£7,000 | £600–£1,200 | £4,100–£8,200+ |

The price gap exists because curved models require custom-built tracks fitted to your exact staircase dimensions. Straight models come off the shelf. A curved stairlift for a two-story home with a landing can easily reach £10,000–£13,000 fitted. You're not just paying for the chair; you're paying for the engineering and bespoke manufacturing.

Reconditioned units offer real savings, though availability is hit-and-miss. A refurbished straight model might halve the cost; curved units, less so.

Straight Stairlifts: Simple and Reliable

These work well for single-flight staircases. Common UK models include:

Stannah 260 (£3,200–£4,000 fitted) remains the most popular choice. Reliable, parts readily available, simple controls. Good weight capacity (up to 150kg). Many older units still running after 15+ years.

Acorn 120 (£2,800–£3,600 fitted) offers a no-frills alternative, lighter-duty, suits narrower staircases. Fewer features, but genuinely reliable.

TK Stairlift Deluxe (£2,400–£3,200 fitted) newer option, quieter motor, useful for homes where noise matters.

Maintenance is minimal: occasional track cleaning, battery checks if mains-powered. Parts are cheap and widely stocked. If a motor fails on a five-year-old Stannah, you'll pay £400–£600 to replace it—not the end of the world.

Curved Stairlifts: For Complex Layouts

These are necessary when stairs bend or split across floors. Custom-built tracks mean the unit won't work if you move house; it stays with the property.

Stannah 260 Curved (£7,500–£11,000 fitted) is the gold standard in UK homes. Smooth transitions through landings, excellent safety features, parts still available.

Acorn Curved (£6,500–£9,500 fitted) more affordable than Stannah, fewer luxury features, but handles the job.

Handicare Minivator (£8,000–£12,000+ fitted) premium option if your staircase is particularly complex or aesthetically sensitive.

Curved models are quieter than straight ones during operation. They also tend to have better safety features—slower speed around bends, better sensor placement. But maintenance costs are higher: specialist engineers charge more, replacement parts are pricier, and if the motor fails, you're looking at £800–£1,200 for repair.

Who Should Choose Which?

Choose straight if:

• Your stairs are a single unbroken run
• Cost matters (smaller budget)
• You might move house within 5–10 years
• Simplicity appeals to you

Choose curved if:

• Your stairs have a landing or bend
• You're staying in your home long-term
• Your staircase design matters to you (curves are less visually intrusive)
• You need access to multiple floors

Installation and Hidden Costs

Both require professional fitting—don't DIY this. A straight stairlift takes 4–6 hours; a curved one can take a full day or span two days. You'll need an engineer to assess the staircase, check structural soundness, and confirm measurements.

Cost rarely ends at installation. Most suppliers quote "from" prices, then add extras: extended warranties, maintenance contracts, or upgrades to motors. A maintenance contract (optional but sensible) adds £150–£300 annually.

The Right Choice Usually Becomes Clear

If you have straight stairs, you'll save £3,000–£8,000 by choosing straight. That's the practical answer for most UK homes. Curved is an investment only if your layout demands it.

Take an honest look at your staircase. Walk it, measure the landing, check if it bends. If you're unsure, get a site survey—most suppliers offer these free, and a surveyor will confirm which type you actually need. That clarity is worth having before you commit to spending over £6,000.

The choice isn't really about preference. It's about your stairs, your budget, and how long you'll stay put.