Mars
FailThe top 5 brands take 100% of clicks, so Mars is a Fail.
- Flapen Score
- 47 / 100Top 44% of 2,976 Grocery niches · +1 vs the category median of 4647
- Market size
- £215K/yr202K searches / yr
- 90-day growth
- -13.3%search demand this quarter
- Competition
- 64%top-5 click share · 4 brands · 99 sellers
Flapen Score
Mars against its category
The dotted line is the Grocery average. Past it, Mars is stronger. Inside it, weaker.
Market
The Mars market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Mars 202K times last year and spent an estimated £215K. All 4 brands take every click. Demand peaks in Nov. Flapen scores it 47 out of 100, a Fail.
01 · Demand
An estimated 11.0% of those searches ended in a purchase.
Shoppers searched for this 202K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 11.0% of those searches ended in a purchase. Searches in the last 90 days moved -13.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated £215K a year.
- Searches, last 12 months
- 202K
- Growth, 90 days vs prior 90
- -13.3%
- Conversion, latest week
- 11.0%
- Market size, estimated
- £215Ka year
- Peak month
- November1.6× the quietest month
- Top search term
- mars bar111K searches a year
02 · Price
A sale here is worth £9.75.
Listings sell for £9.75 on average, from £1.40 to £25.78. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 1,000 to 1,250 of them. At £9.75 that is £10K to £12K a year per listing.
- Average price
- £9.75under the $15 to $100 sweet spot
- Price range
- £1.40–£25.78
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 25K–30K
- Units per listing a year
- 1,000–1,250
- Revenue per listing a year
- £10K–£12K
- Returns
- 0.1%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
12% of listings pay for placement with sponsored ads. 76% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #397 within Chocolate Candy. It carries 1,040 reviews at 4.36 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 12%
- Prime listings
- 76%
- Out of stock, average day
- 0.0%
- Average rank
- #397in Chocolate Candy
- Average rating
- 4.36 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,040per listing
- Listings tracked
- 17
04 · Newcomers
3 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 46 months on average, so the names here are settling in.
- Launched, last 12 months
- 4
- Successful launches
- 3Amazon's first-year sales bar
- Average brand age
- 46 months
Products
Top Mars products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 24, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Mars Caramel Chocolate Bars 8 Pack - Milk Chocolate Nougat Multipack for Summer Holidays On-the-Go Snack Festival Snacks Sharing & Party Treats
- Price
- £3.11
- Rating
- 3.3/5
- Reviews
- 5
- Age
- 6mo ago

Mars Chocolate Bar Box 51g x24
- Price
- £15.02
- Rating
- 4.6/5
- Reviews
- 2,988
- Age
- 9mo ago

Mars Chocolate Fun Size Bars Multipack 16 x 18g
- Price
- £3.37
- Rating
- 4.6/5
- Reviews
- 166
- Age
- 3y ago

Mars Milk Chocolate Caramel & Nougat Bars Bulk Box 48 Bars of 51g
- Price
- £25.32
- Rating
- 4.5/5
- Reviews
- 954
- Age
- 10y ago

Mars Chocolate Bars Milk Chocolate Bulk Gift Treat Office Box 51g Pack Of 24 Bars
- Price
- £18.26
- Rating
- 4.5/5
- Reviews
- 135
- Age
- 1y ago
Trending
estimated 90-day click momentum
Mars Caramel Chocolate Bars 8 Pack - Milk Chocolate Nougat Multipack for Summer Holidays On-the-Go Snack Festival Snacks Sharing & Party Treats
- Price
- £3.11
- Rating
- 3.3/5
- Reviews
- 5
- Age
- 6mo ago

Mars Caramel Milk Chocolate Bars Multipack 4 x 40g Chocolate Bars with Soft Nougat Chocolate Gift Box for Sharing Snacks Movie Nights & Office Treats
- Price
- £2.22
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 6mo ago

Mars Orange Chocolate Low Sugar High Protein Bars 12×55g | 18g Protein Only 2g Sugar | Healthy Energy Snack Individually Wrapped Protein Bar for Fitness Gym & OntheGo Fuel
- Price
- £18.15
- Rating
- 3.7/5
- Reviews
- 12
- Age
- 5mo ago

Mars Chocolate Bars 4 x 39.4g
- Price
- £2.23
- Rating
- 4.6/5
- Reviews
- 238
- Age
- 10y ago

Mars Fun Size Bars Pack of 13
- Price
- £6.97
- Rating
- 4.4/5
- Reviews
- 36
- Age
- 11y ago
Newest
by launch date
Mars Orange Chocolate Low Sugar High Protein Bars 12×55g | 18g Protein Only 2g Sugar | Healthy Energy Snack Individually Wrapped Protein Bar for Fitness Gym & OntheGo Fuel
- Price
- £18.15
- Rating
- 3.7/5
- Reviews
- 12
- Age
- 5mo ago

Mars Caramel Chocolate Bars 8 Pack - Milk Chocolate Nougat Multipack for Summer Holidays On-the-Go Snack Festival Snacks Sharing & Party Treats
- Price
- £3.11
- Rating
- 3.3/5
- Reviews
- 5
- Age
- 6mo ago

Mars Caramel Milk Chocolate Bars Multipack 4 x 40g Chocolate Bars with Soft Nougat Chocolate Gift Box for Sharing Snacks Movie Nights & Office Treats
- Price
- £2.22
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 6mo ago

Mars Chocolate Bar Box 51g x24
- Price
- £15.02
- Rating
- 4.6/5
- Reviews
- 2,988
- Age
- 9mo ago

Mars Bar Chocolate Bundle Pack of 10 | 51g
- Price
- £8.81
- Rating
- 4.6/5
- Reviews
- 2,988
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 64% of clicks. Leaders hold, but buyers still shop past them.
Brands
4 rising
Sellers
99
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
64%
Top 20: 100%
Open market
0%
- Mars88%
- SHANZA DEPARTMENTAL'S9%
- ESSENTIAL PRODUCTS2%
- Cadbury1%
- Open — no brand owns it (0%)
Demand
Mars search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Nov · busiest ÷ quietest = 1.6×
Search terms
Top Mars search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- mars bar111K/yr
- mars bars58K/yr
- mars bars - full box of 48 bars15K/yr
- mars chocolate8K/yr
- mars bars - full box of 24 bars4K/yr
- mars chocolate bars3K/yr
- mars bars multipack3K/yr
Reviews and returns
What reviews say buyers love and hate about Mars
We read the reviews and the return reasons for every product selling here.
“find the full size ones too much for me”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
15 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Mars questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









