Tower T17151 Vortx Dual Basket Air Fryer with Vizion Viewing Windows, 9 Preset Functions, 8L, 3040W, Black

What It Is and Who It's For

The Tower T17151 is a dual-basket air fryer occupying the awkward middle ground of the market. At £189.99, it sits between the budget Cosori (£89.99) and premium Ninja options (£199.99-£229.99). It's designed for households wanting larger capacity than a single-basket model but without stretching to fully featured premium alternatives. The dual independent temperature zones make it appealing to families cooking different meals simultaneously, or anyone fatigued by batch cooking.

Design and Build Quality

The physical presence is substantial. An 8L dual-basket setup occupies real countertop space—you'll want dedicated real estate, not hoping to squeeze it in next to your kettle. The powder-coated finish appears standard; nothing here suggests premium materials, but nothing suggests fragility either. It doesn't feel cheap, merely functional.

The dual viewing windows are the design's highlight. Reinforced glass panels let you monitor cooking without opening the baskets, reducing heat loss and disrupting airflow. In practice, this saves the repetitive peek-and-check cycle. The windows are large enough to actually see what's happening, not just tiny portholes. A minor point that accumulates throughout ownership.

Control layout is straightforward: buttons for each basket's temperature and time, shared power, and a row of preset function buttons. It's dense but logical. The interface doesn't require consulting the manual to operate basics, though the nine presets warrant exploration to avoid redundant button-mashing.

Performance

With 3040W split across dual zones, power delivery feels adequate rather than exceptional. The Vortx rapid air circulation technology—Tower's marketing terminology for convection—produces reliably crispy results across fries, chicken wings, and roasted vegetables. Temperature consistency between the two baskets appears genuine; cooking a batch of chips in one while roasting vegetables in the other produces properly timed results when you expect them.

Heating speed is respectable. Reaching 200°C takes roughly four minutes—not fastest in class, but acceptable. The real value emerges during extended cooking: the basket separation prevents flavour transfer, so you're not infusing your chips with fish smell when someone cooks fish simultaneously.

Cooking capacity deserves honesty. The 8L specification is gross capacity; usable space is tighter. You can't fill both baskets to maximum volume and expect proper air circulation. Typical loads involve one basket at 60% capacity while the other handles a lighter load, or both at roughly 50-60% capacity. Attempting to maximize volume compromises results.

Key Features

The independent temperature controls justify the dual-basket design. Unlike cheaper models where both baskets share temperature, each operates autonomously. This removes the compromise of adjusting everything around the most demanding item.

The nine preset functions include obvious ones (chips, chicken, fish) and less obvious ones that most users never discover. The manual proves essential here, though presets feel like padding—most serious cooking bypasses presets for manual temperature control anyway.

The dual windows, already mentioned, deserve reiteration because they genuinely change the user experience. It's not revolutionary, but it eliminates the cooling effect of repeatedly opening baskets during longer cooks. Small quality-of-life improvement that stacks with others.

Value Against Competitors

This is where the T17151 faces scrutiny. The Ninja Foodi MAX Dual Zone sits at £199.99—merely £10 more—with a 4.8★ rating against this unit's 4.7★. The Ninja offers dual independent zones, larger capacity (implied by FlexDrawer's 10.4L capacity in the base model), and higher customer satisfaction. The price difference barely justifies the Tower.

Downward, the Cosori TurboBlaze undercuts at £89.99 with a 4.6★ rating for a single 6L basket. If you genuinely don't need simultaneous dual cooking, the Cosori's cost half as much and performs nearly identically. The Tower's advantage—dual baskets—only matters if you actually use them regularly.

Upward, the Ninja FlexDrawer at £229.99 feels expensive relative to the Tower, though reviewers give it the same 4.7★ as the Tower itself. More capacity perhaps doesn't justify 21% higher cost.

Competing against Tower's own 5L budget model (T17090 at £54.99, 4.4★) is interesting. The cheaper unit's lower rating suggests compromises, but £135 buys you dual baskets, larger capacity, and a 4.7★ rating rather than 4.4★. The value proposition depends entirely on whether dual-zone cooking matters to your household.

Verdict

The Tower T17151 is a competent dual-basket air fryer that executes its core function well. The viewing windows are practical, temperature consistency is reliable, and cooking results satisfy reasonable expectations. It's particularly suited to households where multiple family members eat differently or simultaneously.

However, the pricing creates problems. At £189.99, you're £10 away from the superior Ninja MAX (4.8★ vs 4.7★) with comparable features. You're also £100 away from nearly identical single-basket performance via Cosori if you don't desperately need dual zones. The Tower lives in an uncomfortable price band where customers shopping rationally might choose almost anything else.

It's not a bad product. It's a good product in a segment where good isn't sufficient to stand out. If dual independent temperature zones remain absolutely essential and you can't stretch to the Ninja, the Tower delivers. Otherwise, the value proposition requires more patience with its position in the market than most shoppers possess.