Torn between Series 4 Flexxo Gen2 BBH3285GB and Optimum 3-in-1 VL100 for your next cordless vacuum?

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We examine the Series 4 Flexxo Gen2 BBH3285GB – a battery-power vacuum by Bosch, comparing runtime, dust tank, and costs, with – Optimum 3-in-1 VL100 by Tower, analysing real-world vacuuming performance.
By assessing these vacuums – the Series 4 Flexxo Gen2 BBH3285GB and Optimum 3-in-1 VL100 from BOSCH and TOWER, you get the best floorcare machine.
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Get DealBOSCH Series 4 Flexxo Gen2 BBH3285GB vs TOWER Optimum 3-in-1 VL100 – key Specifications
BOSCH Series 4 Flexxo Gen2 BBH3285GB Specs

- Product Brand: BOSCH
- Cordless Vacuum Model: Series 4 Flexxo Gen2 BBH3285GB
- Type of Vacuum: Stick
- Battery Life: 55 Minutes
- Dirt Tank Capacity: 0.4L
- Weight: 3KG
- Colour: Midnight Sapphire
- RRP: £179.00
TOWER Optimum 3-in-1 VL100 Specs

- Product Brand: TOWER
- Cordless Vacuum Model: Optimum 3-in-1 VL100
- Type of Vacuum: Stick
- Battery Life: 60 Minutes
- Dirt Tank Capacity: 1L
- Weight: 1.6KG
- Colour: Blue & Black
- RRP: £129.00
Series 4 Flexxo Gen2 BBH3285GB and Optimum 3-in-1 VL100 Cordless Battery Run Time
BOSCH Stick cordless vacuums, like the Series 4 Flexxo Gen2 BBH3285GB, provides lightweight portability without mains cables. Optimum 3-in-1 VL100 Stick is also cordlessly powered by a TOWER rechargeable battery.
The Tower Optimum 3-in-1 VL100 has a battery supply runtime of 60 minutes of cleaning, compared to the Bosch Series 4 Flexxo Gen2 BBH3285GB which has 55 minutes life.
- BOSCH Series 4 Flexxo Gen2 BBH3285GB Runtime: 55 mins continuous vacuuming
- TOWER Optimum 3-in-1 VL100 Runtime: 60 mins continuous vacuuming
Charging times between the Series 4 Flexxo Gen2 BBH3285GB and Optimum 3-in-1 VL100 varies – check manual.
Cordless Vacuum Dust Tank Capacity
Both Bosch Series 4 Flexxo Gen2 BBH3285GB and Tower Optimum 3-in-1 VL100 are bagless, storing dust, hairs, dirt, and debris inside a sealed 0.4 litre and 1 litre tank, respectively. The Optimum 3-in-1 VL100 by TOWER holds up to 1 Litre of compressed dirty particles. The Series 4 Flexxo Gen2 BBH3285GB by BOSCH has a capable capacity of 0.4 litre for manual disposable.
- Series 4 Flexxo Gen2 BBH3285GB onboard dirt/dust tank size: 0.4L
- Optimum 3-in-1 VL100 onboard dirt/dust tank size: 1L
Floor Cleaning Types
Bosch’s Series 4 Flexxo Gen2 BBH3285GB and Tower’s Optimum 3-in-1 VL100 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 Optimum 3-in-1 VL100 and Series 4 Flexxo Gen2 BBH3285GB can’t vacuum liquids. For this, a TOWER or BOSCH ‘wet and dry’ vacuum is needed.
Most Bosch and Tower battery powered vacuums include accessories. Check Series 4 Flexxo Gen2 BBH3285GB or Optimum 3-in-1 VL100 manual for specifications and attachments.
Vacuum Filtration
The Optimum 3-in-1 VL100 and BOSCH Series 4 Flexxo Gen2 BBH3285GB include effective filters to capture dust, dander, pollen, hairs, and fibres.
BOSCH and TOWER use HEPA, foam, or cloth, filters. Series 4 Flexxo Gen2 BBH3285GB and Optimum 3-in-1 VL100 maintain suction and clean exhaust air.
TOWER and BOSCH Reviews
Combined feedback from 12 reviewers shows the Series 4 Flexxo Gen2 BBH3285GB with a rating of 4.6/5 stars, and the Optimum 3-in-1 VL100 vacuum gains a 4.4/5 average from 39 reviews, showing comparable reliability results.
| Brand | Model | Runtime | Weight | Tank | Best Price |
| BOSCH | Series 4 Flexxo Gen2 BBH3285GB | 55 M | 3 | 0.4L | £179.00 |
| TOWER | Optimum 3-in-1 VL100 | 60 M | 1.6 | 1L | £129.00 |
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Best cordless vacuum – Shark PowerPro – beating Series 4 Flexxo Gen2 BBH3285GB and Optimum 3-in-1 VL100 on performance and value
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