Start 2018 Off Right — With the Perfect Gym Membership For You

Gym: Planet Fitness

Cost: Anyone can join Planet Fitness from Jan. 1-10 for just $1 down (enrollment fee) and then $10 per month for a standard membership, or $21.99 per month for a PF Black Card membership.

Amenities: While you won't get the amenities you'd get at pricier gyms, you will see maximum value here. A Black Card gets you free access to water massages and massage chairs.

Who it's best for: Unlike traditional gyms, Planet Fitness caters to first-time or casual gym-goers via an intentionally nonintimidating look and no pressure at a value price.

Gym: Youfit Health Clubs

Cost: Flexible membership plans start at $10 per month up to the all-inclusive Lime Card ($19.99 per month).

Amenities: Shower facilities and lots of top-of-the-line equipment. Lime Card members (which costs about $22 per month) can access all Youfit Health Clubs nationwide with unlimited guest privileges (friends and couples who work out together work better together!), half-price beverage purchases, unlimited usage of child care, and tanning and massage facilities at participating locations. Lime Card members also receive unlimited YouGX group exercise and cycle classes where available. There are Express Circuit machines at each location, guaranteeing a full-body workout in just 30 minutes and available for all membership levels.

Who it's best for: People who want a bunch of gym options but at a pretty price.

Gym: YogaWorks

Cost: National Unlimited Membership is $135 per month and includes access to all YogaWorks studio locations (if you pay yearly, you get one month free). Drop-In Session or Class Packages prices vary by studio, but for example, a class in New York City is about $28. If you buy 10 classes, you get two free, or if you buy 20 classes, you get four free.

Amenities: All unlimited memberships receive unlimited yoga and fitness classes; one guest pass per month; $5 members-only monthly subscription rate for MyYogaWorks.com, which offers over 900 online yoga videos on demand; and more.

Who it's best for: People who to stay fit, particularly through yoga, but in a way that is also tailored for personal growth and well-being.

Gym: ClassPass

Cost: Prices vary per plan and market but run around three classes/month: $25-$45, five classes/month: $40-$75, and 10 classes/month: $75-$135.

Amenities: ClassPass offers everything like yoga, cycling, Pilates, barre, running, strength training, dance, sports, on-demand videos, and more and lets you have no commitment to any one gym by discovering new fitness options in your city and access to over 100 workout videos, wherever and whenever. You can also take advantage of community yoga and group runs at no extra cost.

Who it's best for: If you're located in a large metro area, ClassPass is the most flexible gym membership. With classes ranging from yoga to barre to cycling to martial arts, you'll get the best best bang for your buck and access to a library of on-demand video workouts and the ability to reserve classes in 43 cities from over 8,500 different studios around the world.

Gym: Crunch Fitness

Cost: Varies by market (month to month $70-$125/month).

Amenities: Full-service health clubs, classes, locker rooms, and state-of-the-art equipment.

Who it's best for: People who want lots of class and location options but are on a budget.

Gym: 24 Hour Fitness

Cost: "We have a variety of pricing levels that are individual to all clubs, multiclub access, etc. so it's too difficult to provide one pricing offer," a representative said, but an All-Club membership in New York City can cost about $75 per month.

Amenities: Conveniently located clubs, group fitness classes and cycle studios, and live studio classes included with membership.

Who it's best for: The everyday athlete in terms of price point, convenient locations, and amenities.

Gym: Anytime Fitness

Cost: Varies from gym to gym. Average monthly cost is approximately $40.

Amenities: Open 24 hours a day, even on holidays. Join one Anytime Fitness gym and use any of 4,000 worldwide at no extra cost. Group training and personal training are available, as well as a free mobile app for all members.

Who it's best for: Anyone with a nontraditional schedule who doesn't want to fall behind on their fitness.

Gym: Equinox

Cost: $150-$275 per month.

Amenities: Locker rooms complete with Kiehl's skincare products, in-club spa, Kids Club, personal training, towels infused with eucalyptus, and group fitness classes.

Who it's best for: As a luxury lifestyle brand, Equinox's offerings go beyond what's typically associated with a fitness club.