VMAX857 AGM 12 V Marine Deep Cycle Battery Review

What We Think of the VMAX857 AGM 12 V Marine Battery


The VMAX857 AGM Battery is one of the best deep cycle batteries in its segment. It may be an ideal choice for you, if you are searching for a good battery for your boats with trolling motors like Cobra, Minn Kota and Sevylor etc. According to customer’s reports, this battery is compact, durable, lightweight, non-hazardous, non-spillable and maintenance-free. This VMAX 12 volt deep cycle marine battery is well known for its long life span and high performance. It has also capability to recover after many repeated discharges which make it best choice for any application.

The features, technical specifications, pros and cons, dimensions and customer ratings of the VMAX857 AGM 12 V Marine Deep Cycle Battery are mentioned below:

VMAX857 AGM 12 V Deep Cycle Battery Review

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Product Features of the Marine Deep Cycle AGM Battery

Heavy Duty Battery

The VMAX857 100ah agm deep cycle battery is a heavy duty battery which ideal for any trolling motors like Cobra, Sevylor and Minn Kota etc. It is comes with a life of 4-7 years of drift service which makes it best trolling motor battery within its segment.

Comes with SLA and AGM technology

The Battery comes with integrated SLA and AGM technology. These technologies ensure the high performances of this battery.

Heavy Duty Grids

The VMAX857 Battery Grid structure is made up of heavy duty tin and lead alloys. This structure is main reason behind the good performance of the battery. The tin lead alloys provide an extra margin of service life and performance in either cyclic applications or float, even after many repeated over discharge.

Resistance to Vibrations and Shocks

The Battery is also resistance to vibrations and shocks. So, you can use this Deep cycle trolling battery without any tension.

Non Spillable and Non Hazardous

This Battery is classified as ‘non-spillable’ and ‘non-hazardous’. The electrolyte of this battery is totally absorbed by the Absorbed Glass Matt (AGM). So, it is manageable and safe to use.

Maintenance Free Operation

The operation of the VMAX857 Battery is fully maintenance-free. There is no need to add water to the VMAX tanks or check specific gravity of the electrolyte during float service life.

Technical Specifications:

  • Brand: VMAX.
  • Model: VMAX857 TM.
  • Item Weight: 25 pounds.
  • Product Dimensions:7 x 5 x 6.1 inches.
  • Recommended Charger: 3A VMAX BC1204.
  • Warranty: 30 days money back warranty and 12 months exchange warranty.

Dimensions of the VMAX857 AGM Battery:

The VMAX857 Marine Deep Cycle Battery has many useful features which make this battery famous among its users. This VMAX Battery comes with different excellent features like SLA and AGM technology, heavy duty grids, shock and vibration resistant and maintenance free.  Not only this, this battery is also non-hazardous and non-spillable.

The length, width and height of this Battery are accordingly 7.7 inches, 5 inches and 6.1 inches.  The weight of this battery is 25 pounds.


  • Compact design.
  • Hold charge very well.
  • Lightweight.
  • Deep cycle battery.
  • Maintenance free.
  • Completely spill-proof.
  • Durable.
  • Reasonable price.


  • Not suitable for long trip.
  • Some customers mentioned about band packaging and poor shipping.

Customer Ratings:

Customer reviews and reports are mostly favorable on the VMAX857 AGM Battery. The ratings of this battery are excellent on Amazon. With almost 114 reviews, only 5% customers gave this battery 1 star rating and 65% customers gave 5 star ratings, 23% customers gave 4 star ratings. This great battery has 4.6 stars out of 5 stars rating on Amazon, which mentioned that most of the users like this battery.

Where to Buy VMAX857 AGM Deep Cycle Marine Battery?

So, if you decided to buy this quality trolling battery, you need to go to the Amazon.com. It is the best place to buy this product. Amazon also offer discount and free shipping.


The VMAX857 AGM Battery is a great marine deep cycle battery in terms of quality, durability, reliability, uniqueness, strength and high performance. There are many satisfied users of this battery. The 30 days money back guaranty and 12 months exchange warranty also ensures the quality of the product. This amazing battery is recommended for those people who are looking for an ideal battery for their trolling motors like Cobra, Minn Kota and Sevylor etc.

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