Torn between RC4S and PowerDetect IP1251UKT for your next cordless vacuum?

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We examine the RC4S – a battery-power vacuum by Aeno, comparing runtime, dust tank, and costs, with – PowerDetect IP1251UKT by Shark, analysing real-world vacuuming performance.
By assessing these vacuums – the RC4S and PowerDetect IP1251UKT from AENO and SHARK, you get the best floorcare machine.
Best Cordless Vacuum Pick
Best Buy: Shark PowerPro Cordless Stick Vacuum
Best cordless vacuum – Shark PowerPro – beating RC4S and PowerDetect IP1251UKT on performance and value
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Get DealAENO RC4S vs SHARK PowerDetect IP1251UKT – key Specifications
AENO RC4S Specs

- Product Brand: AENO
- Cordless Vacuum Model: RC4S
- Type of Vacuum: Robot
- Battery Life: 250 Minutes
- Dirt Tank Capacity: 0.3L
- Weight: 2.8KG
- Colour: White
- RRP: £599.00
SHARK PowerDetect IP1251UKT Specs

- Product Brand: SHARK
- Cordless Vacuum Model: PowerDetect IP1251UKT
- Type of Vacuum: Stick
- Battery Life: 70 Minutes
- Dirt Tank Capacity: 0.7L
- Weight: 3.7KG
- Colour: Java Grey
- RRP: £499.99
RC4S and PowerDetect IP1251UKT Cordless Battery Run Time
AENO Robot cordless vacuums, like the RC4S, provides lightweight portability without mains cables. PowerDetect IP1251UKT Stick is also cordlessly powered by a SHARK rechargeable battery.
The Shark PowerDetect IP1251UKT has a battery supply runtime of 70 minutes of cleaning, compared to the Aeno RC4S which has 250 minutes life.
- AENO RC4S Runtime: 250 mins continuous vacuuming
- SHARK PowerDetect IP1251UKT Runtime: 70 mins continuous vacuuming
Charging times between the RC4S and PowerDetect IP1251UKT varies – check manual.
Cordless Vacuum Dust Tank Capacity
Both Aeno RC4S and Shark PowerDetect IP1251UKT are bagless, storing dust, hairs, dirt, and debris inside a sealed 0.3 litre and 0.7 litre tank, respectively. The PowerDetect IP1251UKT by SHARK holds up to 0.7 Litre of compressed dirty particles. The RC4S by AENO has a capable capacity of 0.3 litre for manual disposable.
- RC4S onboard dirt/dust tank size: 0.3L
- PowerDetect IP1251UKT onboard dirt/dust tank size: 0.7L
Floor Cleaning Types
Aeno’s RC4S and Shark’s PowerDetect IP1251UKT brush heads are effective on every surface – carpets & deep-pile rugs, hard floors (laminate, wood, tiles), vinyl, even upholstery, and stairs.
Their only limitation is the PowerDetect IP1251UKT and RC4S can’t vacuum liquids. For this, a SHARK or AENO ‘wet and dry’ vacuum is needed.
Most Aeno and Shark battery powered vacuums include accessories. Check RC4S or PowerDetect IP1251UKT manual for specifications and attachments.
Vacuum Filtration
The PowerDetect IP1251UKT and AENO RC4S include effective filters to capture dust, dander, pollen, hairs, and fibres.
AENO and SHARK use HEPA, foam, or cloth, filters. RC4S and PowerDetect IP1251UKT maintain suction and clean exhaust air.
SHARK and AENO Reviews
Combined feedback from 56 reviewers shows the RC4S with a rating of 4.3/5 stars, and the PowerDetect IP1251UKT vacuum gains a 4.4/5 average from 91 reviews, showing comparable reliability results.
| Brand | Model | Runtime | Weight | Tank | Best Price |
| AENO | RC4S | 250 M | 2.8 | 0.3L | £599.00 |
| SHARK | PowerDetect IP1251UKT | 70 M | 3.7 | 0.7L | £499.99 |
Best Buy: Shark PowerPro Cordless Stick Vacuum
Best cordless vacuum – Shark PowerPro – beating RC4S and PowerDetect IP1251UKT on performance and value
Limited Offer
Get Deal