Phoenix Fitness Adjustable Dumbbell Set vs VIAVITO 12kg Dumbbell Weights Set

By the Lift Nest editorial team · Updated 2026 · How we test & score

We compare the Phoenix Fitness Adjustable Dumbbell Set and the VIAVITO 12kg Dumbbell Weights Set across every dimension that matters - our scores, the key specs, and how each performs on the things you will actually notice day to day.

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At a glance

Phoenix Fitness Adjustable Dumbbell SetVIAVITO 12kg Dumbbell Weights Set
Our score7.2/107.9/10
Best forHome workouts where one set replaces a rack of fixed dumbbellsHome workouts where one set replaces a rack of fixed dumbbells
Not ideal forLifters who want to drop heavy weights or train above the top setting, where fixed or competition dumbbells suit betterLifters who want to drop heavy weights or train above the top setting, where fixed or competition dumbbells suit better
BrandPhoenix FitnessVIAVITO

Weight Range and Adjustment

Phoenix Fitness Adjustable Dumbbell Set

With the Phoenix Fitness, the weight range depends on which set level is chosen, offering maximum options of up to 15kg, 20kg, or 30kg for home strength training and weight lifting. This design supports gradual progression by allowing the load to be matched to the exercise and current strength. Weight adjustment is described as selecting the desired weight level, then using the pair as fixed weights for sets. For beginners, the capped options reduce choice, while advanced users may require more variation than the maximums indicate.

VIAVITO 12kg Dumbbell Weights Set

This adjustable dumbbells's 12kg dumbbell weights set is described as having a total weight of up to 12kg, enabling training within that upper limit without needing heavier equipment straight away. This weight range suits beginners, lighter workouts, and sessions centred on form, reps and controlled tempo, but it may limit progress for advanced lifters. For adjustment, the mechanism is not stated; the loaded weight is typically changed by selecting plates or settings and then securing them before lifting, but the specific positions and fastening method are not detailed.

Build Quality and Materials

Phoenix Fitness Adjustable Dumbbell Set

The adjustable dumbbells's adjustable dumbbell set is built for home use, where compact storage matters as much as day-to-day handling. The set is designed to reach up to 15kg, and the wider title references 20kg and 30kg configurations, though the exact build specifications are not provided. Plates and grips are intended for repeated handling, so durability is a key focus. The weight range points to a modular design, which typically involves more components and can affect wear over time.

VIAVITO 12kg Dumbbell Weights Set

The VIAVITO is designed as a compact, at-home option, and its build quality is best judged by the components that hold the weight safely during use. The set reaches up to 12kg and includes a stand or tray for storage, indicating materials were selected for everyday home use. The handle area and the weight heads should feel robust when gripping and lifting, because any looseness at joints can worsen with repeated sessions. The storage support helps reduce impact when setting the dumbbells down.

Ease of Adjustment

Phoenix Fitness Adjustable Dumbbell Set

Ease of adjustment matters most for anyone who plans to shift between exercises and weight levels, and the Phoenix Fitness uses a modular adjustment system. The product can reach up to 15kg, based on the information provided, while the title also references 20kg and 30kg weight set configurations. In daily use, quick changes can reduce downtime when alternating between different muscle groups, particularly during circuit training. The review does not specify the adjustment mechanism details, such as how the weights lock or how fast swaps occur, so some trial may be needed during the first setup. Weight changes should be checked before training sessions.

VIAVITO 12kg Dumbbell Weights Set

Ease of adjustment matters because a dumbbell set is used across many exercises, and the person needs a reliable way to change grip, weight, and position quickly. With the adjustable dumbbells, adjustment mainly involves switching hand placement and selecting the appropriate dumbbell weight from the set. The set includes a stand or tray for storage between sets, which supports faster access during training. If the weights are not kept neatly arranged on the stand, setup takes longer and small delays can disrupt pacing. Overall, the accessibility of the stored pieces affects how quickly changes can be made.

Single or Pair and Value

Phoenix Fitness Adjustable Dumbbell Set

Deciding whether to buy a single dumbbell or a matched pair matters most for how the set will be used week to week, because most strength exercises require equal resistance on both sides. The Phoenix Fitness Adjustable Dumbbell Set adjustable dumbbells are often a better value as a pair for bench presses, rows, lunges, and presses that rely on symmetry. A single can suit unilateral work and lighter accessory training. If the training plan involves progressing up to 15kg, 20kg, or 30kg, choosing two units also reduces the time spent swapping weights between sides. Buying one still lowers the upfront cost, particularly where space or budget constraints apply.

VIAVITO 12kg Dumbbell Weights Set

A good dumbbell set is more than a single weight because many training programmes alternate between paired lifts such as presses and rows, and single-arm work such as lunges and one-sided carries. The VIAVITO can be used in both formats, since it is a set of matching dumbbells rather than one isolated load. Value depends on training focus: buyers prioritising progression in two-sided work are more likely to benefit from having two dumbbells, while those using single-arm exercises only occasionally may find the overall weight heavier than expected. The maximum weight is listed as "up to 12kg".

Storage and Footprint

Phoenix Fitness Adjustable Dumbbell Set

Storage and Footprint matter because adjustable dumbbells can save floor space, but only if the components remain organised between sessions. The Phoenix Fitness Adjustable Dumbbell Set is a compact, home-gym style weight set intended to replace multiple dumbbells when space is limited. It supports strength training up to 15kg, while the title also lists 20kg and 30kg options, yet it does not specify how plates or handles stow away. For practical use, the set should be stored upright or in a dedicated spot, since loose components can clutter the area. A clear routine helps reduce setup time.

VIAVITO 12kg Dumbbell Weights Set

Storage and footprint are practical considerations for the adjustable dumbbells. The set includes a stand or tray, which is designed to keep the dumbbells together when they are not in use. This means the dumbbells do not need to be left loose on the floor after each session, which can help reduce clutter in smaller UK homes or shared spaces. Overall, the storage feature is useful, but footprint efficiency depends on the user's setup.

Comfort and Grip

Phoenix Fitness Adjustable Dumbbell Set

Comfort and grip affect how well adjustable dumbbells can be used, particularly during longer sets when hands need stable contact. The Phoenix Fitness set feels usable for most sessions because the handles are designed to support a firm hold, reducing the chance of slipping during pressing or rowing. For heavier work, grip must remain steady as reps slow, so hand position and wrist angle should be monitored. During quick transitions, comfort can decrease if handle edges dig in, so grip pressure should be adjusted. Overall, grip quality supports consistent form, while comfort depends on hand size and technique.

VIAVITO 12kg Dumbbell Weights Set

Comfort and grip matter because dumbbells are handled for many reps, and the VIAVITO 12kg Dumbbell Weights set's usability depends heavily on how its handles feel in the hand. For heavier work, a secure hold becomes important, and a surface that feels overly smooth can increase the chance of slipping during higher-rep sets. The wrist angle also shifts with grip comfort, which can affect form. If the knurling or coating feels too slick or too rough, performance may drop.

Who Are These Adjustable Dumbbells For?

Phoenix Fitness Adjustable Dumbbell Set

Who these The Phoenix Fitness Adjustable Dumbbell Set adjustable dumbbells are for depends on how the training is planned, because the set is positioned as a home strength option rather than a full commercial system. It suits people who want a compact pair that can scale up to 15kg, or 20kg/30kg options, for basic pressing, rowing, lunges, and overhead work. Beginners often benefit from the ability to change resistance without buying multiple pairs. People with limited space also tend to find them practical. Heavier users planning very frequent, high-volume sessions may find the adjustability slower, so the set works best when matched to the routine.

VIAVITO 12kg Dumbbell Weights Set

Who are these The VIAVITO dumbbells for? They suit people who want a compact way to train with up to 12kg per dumbbell, particularly when space limits a full set of separate weights. The included stand helps keep the dumbbells organised between sessions. Beginners can fit them into a home-training routine more easily than a larger collection of fixed weights, while more experienced lifters may use them for lighter accessory work, warm-ups, or quicker circuits, with the understanding that the maximum load may not suit programmes requiring heavier dumbbells. They also fit home gym setups where simple storage is a priority, since a stand is included.

Phoenix Fitness Adjustable Dumbbell Set: pros

  • Covers up to 15kg in one set
  • Replaces a whole rack of fixed dumbbells in one footprint

Cons

  • Costs more up front than a single fixed pair of dumbbells
  • Bulkier than a fixed dumbbell at the lightest settings
  • Not designed to be dropped, so lower them under control

VIAVITO 12kg Dumbbell Weights Set: pros

  • Covers up to 12kg in one set
  • Comes with a stand/tray for easy pick-up
  • Replaces a whole rack of fixed dumbbells in one footprint

Cons

  • Costs more up front than a single fixed pair of dumbbells
  • Bulkier than a fixed dumbbell at the lightest settings
  • Not designed to be dropped, so lower them under control

Our verdict

Our pick is the VIAVITO 12kg Dumbbell Weights Set (our score 7.9/10) - A practical set of adjustable dumbbells (up to 12kg) that saves space and money for home strength training. The Phoenix Fitness Adjustable Dumbbell Set is still worth it if it is cheaper when you check, or if it better matches your specific needs.