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We evaluate slot machines based on multiple criteria, from which we make our final verdict.
Design and theme
85 %
Features and playability
85 %
RTP and volatility
96 %
Slot machine details and review Hot Rio Nights Bonus Buy
Hot Rio Nights Bonus Buy is one of the slots you can get at Evoplay casinos. The inspiration for this game comes from Brazil, and particularly from the worldβs most famous event, the Rio de Janeiro carnival. Featuring good music, lots of dancing, and parades with elaborate costumes, itβs been a great source of inspiration for slot developers over the years. In this case, Evoplay chose to give us 5×3 reels and 10 paylines.
Every slot machine must be developed by a company that invented, designed and put it into operation. Many players eventually find that they only enjoy playing on machines from specific software provider, so they narrow down their selection by preferred brand.
A slot machine with low volatility. Wins occur frequently, but are usually small. The game has a smoother course without large fluctuations, suitable for players who do not like risk and work with a smaller budget. More about volatility here.
Slot theme and symbols
Once the slot machine loads up, you will notice that the background image features a temple-like structure to support the reels, but in the background, itβs all about a view of Rio De Janeiro from above. If you look at the symbols used on its reels, there are 10 regular variants used for winning combinations. Their images are either those of 10 to A Royals, or of musical instruments (maracas and drums) and beautiful Brazilian dancers (the three top symbols).
Hot Rio Nights Bonus Buy theme and symbols
Playing Hot Rio Nights Bonus Buy shouldnβt be too risky, if we go by the Low volatility announced (though it is on the higher side for a Low volatility title, if we go by the rating of low-high mentioned by its developer). Wins of up to 5,178x the stake are on the table, while the long-term RTP is at 95.99%. It sounds like a slot that a lot of players could check out, and while itβs not likely to pay big prizes too often, there is a chance of that happening.
Black Hair Dancer
Red Hair Dancer
Brown Hair Dancer
Drum
Maracas
Letter A
Letter K
Letter Q
Letter J
Number 10
Special Symbols and Slot Features
3D
NO
Autoplay
YES
Free Spins
YES
Gamble Feature
NO
Locking Symbols
NO
Wild Symbol
YES
Win Multiplier
NO
Other features
Bonus buy
Other Features
Scatter Symbol
WILD symbol
Wild symbols, featuring the image of a Crown, will sometimes appear on the reels of Hot Rio Nights. You get to use these as replacements for other regular symbols, most of the time. Sometimes, though, if they occupy 2 to 5 positions on an active line, and they start from the leftmost position, they can pay directly, and it will be the biggest prizes possible through winning combinations (up to 500x).
Scatter symbol
Using a heart with a Brazilian flag theme, the scatter symbol lands stacked on the reels, and itβs useful if it lands stacked 3 to 5 times. It pays a small prize, of up to 10x, when you have 3 or more reels covered by these scatters.
Free Spins
Those same 3+ stacked scatters required to pay will also trigger a free spins feature. Depending on how many stacked scatters are triggered, the options will vary. You get to pick the symbol that will be stacked for the duration of this feature, picking from the wild symbol, one of the three dancers, or a mystery option:
3 stacked Scatters: you can get 6 to 12 free spins, depending on which symbol is stacked.
4 stacked Scatters: comes with 9 to 18 free spins.
5 stacked Scatters: offers 12 to 24 free spins.
Bonus Buy
Players have the option to use the Buy Bonus in one of four variants to trigger the free spins feature. You can pay 35x and get 3 stacks of Scatters, 56x for 4 stacks, 78x for 5 stacks, or 30x for the Rio Box (random stack symbol and number of free spins).
Prize table
Symbol
Multiplier
2x in payline
3x in payline
4x in payline
5x in payline
WILD symbol
3x
15x
50x
500x
Scatter symbol
1x
5x
10x
Black Hair Dancer
1x
5x
10x
100x
Red Hair Dancer
0.5x
3.5x
8x
80x
Brown Hair Dancer
0.5x
3x
7x
70x
Drum
1.5x
6x
40x
Maracas
1.5x
5x
35x
Letter A
1x
4.5x
32x
Letter K
1x
4x
28x
Letter Q
1x
3.5x
24x
Letter J
0.5x
3x
20x
Number 10
0.5x
2.5x
18x
Our rating of the game
Hot Rio Nights Bonus Buy
Hot Rio Nights has a couple of things going for it. Iβd mention the lower volatility first, since itβs something that recommends it to all types of players, not just those with experience playing slots. It can pay up to 5,178x, even with that reduced volatility, and it keeps the RTP at an OK level, of 95.99%. It even looks pretty good, thanks to the Brazilian carnival theme, but itβs far from the best-looking design in this particular category. Overall, I found it an enjoyable game, where you can try out some of the most popular features available in slots right now.
85%
Editor's rating
Design and theme
85 %
85 %
Features and playability
85 %
85 %
RTP and volatility
95 %
95 %
How do we rate slot machines?
We evaluate slot machines based on multiple criteria, from which we make our final verdict.
Has a top prize of 5,178x the roundβs stake, very good when you donβt risk too much for a shot at it.
They mention a 95.99% RTP, so we know how much it pays long-term, and itβs a fair return.
There is low volatility inside, so itβs not going to be the sort of slot where you lose everything quickly.
The option to choose which high-paying symbol lands stacked during free spins.
You can use the Bonus Buy option to get immediate access to the free spins.
A fun Brazilian carnival-themed design, with dancers and musical instruments among the more interesting options.
Cons
It has a list of special features that feel like they can be found pretty much anywhere else.
Half of its regular symbols are made up of Royals that donβt have any connection to the theme.
Manufacturer EvoPlay
Evoplay is a leading iGaming software provider known for developing innovative online slot games, instant-win titles, and casino content. Established in 2017, the company has gained recognition for its high-quality graphics, engaging gameplay features, and mobile-optimized experiences.
18+. New Players Only. Β£10 minimum deposit. 100% up to a maximum of Β£200. The welcome offer can be activated only once. 30 calendar days to activate. 35x wagering. 60 calendar days from activation to complete wagering. The 100% bonus up to Β£200 will be paid out in 10% increments to your Main Account balance. Bonus balance is not payable. Any remaining bonus balance will be forfeited upon withdrawal. T&Cs Apply. GambleAware.org
How do we rate bonuses?
The overall bonus rating is determined based on several factors: the amount of the bonus, the company's rating, the ease of obtaining it, the players' rating and the conditions for obtaining the bonus.
18+. New players only. Min dep. Β£20. Valid for 14 days from registration. Welcome Offer: Earn points for cash bets made to unlock wager-free spins on selected games: 2 points for every Β£10 bet on Slots, 1 point for every Β£10 bet on Video Poker and qualifying Side Bets. 0.25 points for every Β£10 bet on Roulette games. Maximum accumulation of redeemable points is limited to 2000. You will receive spins based on the number of points earned:10, 20, 35, 50 points = 5 spins, 70 points = 1 Superspin, 100 points = 10 spins, 200 points = 5 Superspins, 300 points = 4 Superspins, 500 points = 6 Superspins. Additionally you will earn an extra 120 Spins for every 375 points earned above the 500-point threshold, until you reach a total of 2000 points. Spins credited the next day. Spin winnings credited as cash funds and capped at Β£100 per batch of spins. Cash funds are immediately withdrawable. Wager-free spins must be used within 72 hours. Terms Apply. BeGambleAware.org.
How do we rate bonuses?
The overall bonus rating is determined based on several factors: the amount of the bonus, the company's rating, the ease of obtaining it, the players' rating and the conditions for obtaining the bonus.
Total bonus amount
90 %
Easy to reach
89 %
Bonus conditions
90 %
Casino rating
91 %
Warning: Play and gamble responsibly | Gambling may be addictive 18+ | Underage gambling is an offence | When the fun stops, stop.
I am a writer who specializes in slot machines. I've been writing about them since 2013 and have reviewed thousands of slot machines over the years. I continue to cover the industry and review new releases for Bonusmenu. When I'm off the clock, you'll find me buried in a book or wandering the virtual wastelands of Fallout and the provinces of The Elder Scrolls.
18+. New Players Only. Β£10 minimum deposit. 100% up to a maximum of Β£200. The welcome offer can be activated only once. 30 calendar days to activate. 35x wagering. 60 calendar days from activation to complete wagering. The 100% bonus up to Β£200 will be paid out in 10% increments to your Main Account balance. Bonus balance is not payable. Any remaining bonus balance will be forfeited upon withdrawal. T&Cs Apply. GambleAware.org
18+. New players only. Min dep. Β£20. Valid for 14 days from registration. Welcome Offer: Earn points for cash bets made to unlock wager-free spins on selected games: 2 points for every Β£10 bet on Slots, 1 point for every Β£10 bet on Video Poker and qualifying Side Bets. 0.25 points for every Β£10 bet on Roulette games. Maximum accumulation of redeemable points is limited to 2000. You will receive spins based on the number of points earned:10, 20, 35, 50 points = 5 spins, 70 points = 1 Superspin, 100 points = 10 spins, 200 points = 5 Superspins, 300 points = 4 Superspins, 500 points = 6 Superspins. Additionally you will earn an extra 120 Spins for every 375 points earned above the 500-point threshold, until you reach a total of 2000 points. Spins credited the next day. Spin winnings credited as cash funds and capped at Β£100 per batch of spins. Cash funds are immediately withdrawable. Wager-free spins must be used within 72 hours. Terms Apply. BeGambleAware.org.
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Software provider
Game typeSlot
Reels
Winning paylines10 paylines
