Is Jupiter Bike Discovery X7 Worth Buying? – [Jupiter Bike Discovery X7 Review]

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Jupiter Bike Discovery X7 Review

  • Price: $1195
  • Frame: Aluminum
  • Wheels: 20″ Aluminum Alloy
  • Gear: 1×6

What we like about it: Efficient electric power assist, stable mountain experience.

What we don’t like about it: The greater weight.

Rating (4.6/5)

Jupiter Bike Discovery X7
Jupiter Bike Discovery X7

The Jupiter Bike Discovery X7, is a highly-performing electric folding bike that combines the portability of traditional folding bikes with the commuting efficiency of electric bikes. The Jupiter Bike Discovery X7 is a new addition to the Discovery series from Jupiter Bike.

Jupiter Bike is a leading brand in the electric bike industry, known for its innovative and high-performance bikes. The Discovery series is the latest addition to the Jupiter Bike product line, aimed at meeting the demands of modern commuters for flexibility, convenience, and comfort. Within the Discovery series, the Jupiter Bike Discovery X7 stands out as a versatile electric folding bike that can handle various terrains. The Jupiter Bike Discovery X7 features a sleek design, a powerful motor, and advanced features. It is the ultimate choice for anyone seeking an efficient and convenient way to get around the city or explore the great outdoors.

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Riding Experience

I have been hesitant about biking to work. Mainly because of the distance and the inconvenience of carrying a bulky bike on public transport. However, after careful consideration and research, I decided to purchase the Jupiter Bike Discovery X7, a folding electric commuter bike. I did not know that this bike would turn my daily commute into a pleasant experience.

One of the most significant advantages of the Discovery X7 is its compact size when folded. As a person who works in a busy office, I was excited to discover that I could easily bring the bike into the office and store it under my desk. This feature brought me a good change as it eliminated the hassle of finding a safe parking spot and worrying about the bike being stolen or damaged.

Another impressive feature is the electric assist design. I am not a fanatic bike rider, and I was concerned about the physical demands of commuting on a traditional bike. However, the electric motor on the Discovery X7 made my commute effortless. The motor provides power when pedaling, allowing me to effortlessly weave through traffic and tackle steep hills. By the way, if you want to go riding in well-known terrain or special terrain, you can book your accommodation on Skyscanner. It is not only rich in variety but also easy to operate.

On my first day riding my Jupiter Bike Discovery X7, I was amazed at how easy it was to maneuver through the city. The small size made it easy to navigate through narrow streets and busy intersections, and the electric motor provided a smooth ride. The adjustable seat and handlebars allowed me to find the most comfortable position, ensuring a comfortable ride throughout the journey.

Commuter Riding

Commuting on a bike is one of the most exciting things as it gives you the chance to explore new routes and admire the city’s scenery and sounds. With the Jupiter Bike Discovery X7, I can do just that. The bike’s versatility allows me to venture off the beaten path and explore new areas of the city. From quaint cafes to secluded parks, I discovered a new side of the city that I had never experienced before.

Despite my initial skepticism, the Discovery X7 has convinced me of the benefits of commuting on a bike. Its compact size and electric assist design have made my daily commute a pleasant and stress-free experience. The bike’s versatility has also given me the freedom to explore new areas of the city, adding a sense of adventure and excitement to my daily work routine.

Overall, I highly recommend the Jupiter Bike Discovery X7 to anyone looking for a convenient and efficient way to commute in the city. Its compact size, electric-assist design, and versatility make it the perfect bike for any commuter, regardless of their experience or fitness level.


The Jupiter Bike Discovery X7 features a durable and lightweight aluminum frame that provides excellent stability and handling. The sturdy aluminum fork features 100mm hub spacing and a 9mm threaded axle to ensure smooth and responsive steering. 6-speed power or Shimano transmission and 14-28 tooth freewheel provide a wide range of shifting options for any terrain.

Top-of-the-line mechanical disc brakes with 160mm rotors, JAK calipers, and four-piston brakes with motor inhibitors ensure reliable and responsive braking power. A cast aluminum wheelset with 6 spoke arms and 35mm outer width, plus CST or SunLite 20″ x 2.125″ tires, provides a comfortable and stable ride on any surface. Overall, its component configuration provides a versatile and reliable electric folding bike that can handle a variety of terrain and commuting situations.

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What do we like about it?

  • COMPACT AND FOLDABLE: The compact size and foldable design make it easy to store and transport. Identically, it is an excellent choice for commuters who need to carry their bikes on public transportation or store them in small apartments.
  • Electric Power: Electric motors provide power when pedaling. It allowing riders to easily navigate through traffic, tackle hills, and complete long rides without fatigue.
  • Lightweight: The aluminum frame and other lightweight components make the bike easy to maneuver and carry, even when folded.
  • Comfortable ride: Adjustable seat, handlebars, and rubber bumper saddle. They provide a comfortable ride for riders of all sizes and shapes.
  • Reliable braking: Five-star mechanical disc brakes, 160mm rotors, JAK calipers, and four-finger levers with motor inhibitors ensure reliable and responsive braking power for improved rider safety.
  • Low Maintenance: The simple and durable design requires minimal maintenance, saving time and money on repairs.
  • Eco-friendly: The Jupiter Bike Discovery X7’s electric-assist system generates zero emissions, making it an environmentally friendly transportation option.
  • Cost-effective: The relatively low price of the bike, combined with its low maintenance costs, makes it a cost-effective transportation solution in the long run.
  • FUN TO RIDE: Finally, the Jupiter Bike Discovery X7 is a fun bike to ride. With its electric assist, versatile design, and comfortable ride, riders can enjoy the feeling of freedom and adventure every time they hop on the bike.

What don’t we like about it?

  • Speed: It may not be possible to get a faster speed.


  • How long does a battery last on a single charge?

The 7.8ah battery can provide up to 40 miles of electric assisted riding on a single charge, depending on the terrain and rider’s weight.

  • Can I ride my bike without using electric assistance?

Yes. The Jupiter Bike Discovery X7 can be ridden without electric assist, just like a conventional bike. However, the electric power assist system provides a huge boost to the rider’s pedaling effort, making riding easier and more enjoyable.

  • What is the load capacity of the bike?

The bike can support riders up to 265 lbs (120 kg), making it suitable for riders of most sizes.

  • Is the bike waterproof?

Although the bike is not completely waterproof, it is designed to be water-resistant to light rain and water splashing up from the roadside.

  • How long does it take to charge the battery?

The battery can be fully charged in about 4-5 hours using the included charger.

  • What heights does the Jupiter Bike Discovery X7 fit?

The bike is a 16″ wheel size version, and the folding bike has a very wide range of height adaptations, officially claiming that you can ride it as long as you are over 3’11” + in height. (These sizes are just general guidelines, the true fit may vary from person to person, and the easiest way to find your size is best to go for a test ride.)

Jupiter Bike Discovery X7 Specs


FrameForm Cast Magnesium Alloy
ForkRigid Magnesium Alloy, 100mm Hub Spacing, 9mm Threaded Axle with Nuts
Rear ShockAdjustable Bumper Suspension with 40mm Travel, 135mm Hub Spacing, 10mm Threaded Axle with Nuts
HeadsetInternal Cups, Sealed Cartridge, Straight 1-1/8″
StemCustom Folding Stem, 400mm Height, 25.4mm Clamp Diameter
HandlebarAluminum Alloy, Flat, 560mm Length, 25.4mm Bore
SaddleHybrid Saddle with Rubber Bumpers
SeatpostAluminum Alloy, Single Bolt Clamp
PedalsPlastic Folding Platform Pedals with Reflectors
GripsErgonomic Rubber, Non-Locking


CrankForged Aluminum Alloy Crank Arms, 165mm Length, 48 Tooth Steel Chainring with Plastic Guard
ShiftersPower or Shimano SIS Index Thumb Shifter
Cassette6 Speed 1×6 Power or Shimano Derailleur, 14-28 Tooth Freewheel
Brakes5 Star Mechanical Disc with 160mm Rotors, JAK Calipers, Four-Finger Levers with Motor Inhibitors


RimsCast Magnesium, 35mm Outer Width
Spokes6 Cast Spoke Arms
TiresCST or SunLite, 20″ x 2.125″ (57-406)

Electric Components

MotorWeight: 6 lbs (2.72 kg), Brand: CZJB, Type: Rear-Mounted Geared Hub, Nominal Output: 350 watts
BatteryWeight: 4.3 lbs (1.95 kg), Brand: Unbranded GNS6L, Voltage: 36 volts, Amp Hours: 7.8 ah, Watt Hours: 280.8 wh, Chemistry: Lithium-ion

Comparison Table

BicyclesClick ViewDrivetrainFrame materialBatteryMotor
Rad Power Bikes RadExpand 5Click View1×7Aluminum672Wh750W hub-drive
Denago Folding 1 eBikeClick View1×7Aluminum672Wh500W hub-drive
Lectric eBikes Lectric XP Step-ThruClick View1×7Aluminum499Wh500W 60Nm hub-drive

Jupiter Bike Discovery X7 vs Rad Power Bikes RadExpand 5

Rad Power Bikes RadExpand 5
Rad Power Bikes RadExpand 5

The Rad Power Bikes RadExpand 5 is one of the most expensive folding e-bikes on the comparison list, and it’s also one of the heaviest. The wide tires make it very bulky, and while it’s not too big when folded, it’s not ideal for carrying to work. It’s just easy to store. It’s worth mentioning that the wide tires bring it excellent off-road capability, and you can ride it for a mountain shuttle.

The motor, Rad Power Bikes RadExpand 5, is also very powerful, more suitable for climbing, and fast forward. The Jupiter Bike Discovery X7 doesn’t skimp in this regard, using Shimano’s high-end gearing kit, which is of excellent quality and has very low maintenance costs.

Jupiter Bike Discovery X7 vs Denago Folding 1 eBike

Denago Folding 1 eBike
Denago Folding 1 eBike

Compared to the 7.8Ah battery of the Jupiter Bike Discovery X7, the Denago Folding 1 electric bike has a larger battery capacity of 10.4Ah. This means that the Denago Folding 1 electric bike can travel a longer distance on a single charge, up to 60 miles, while the Jupiter Bike Discovery X7 can only go up to 40 miles.

The Denago Folding 1 electric bike also has a more powerful motor, with a rated output power of 500 watts, compared to the Jupiter Bike Discovery X7’s 350 watts. This allows the Denago Folding 1 electric bike to achieve higher speeds and tackle steeper hills with ease. However, these extra features come at a higher cost. The Denago Folding 1 electric bike is noticeably more expensive than the Jupiter Bike Discovery X7. Additionally, the Denago Folding 1 electric bike may be heavier and bulkier because of its larger battery and more powerful motor, making it less convenient to carry and store.

Jupiter Bike Discovery X7 vs Lectric eBikes Lectric XP Step-Thru

Lectric eBikes Lectric XP Step-Thru
Lectric eBikes Lectric XP Step-Thru

Compared to the Jupiter Bike Discovery X7, the Lectric XP Step-Thru has a larger 60Nm motor, while the Jupiter Bike has a 350-watt motor. This means that the Lectric XP Step-Thru has more torque and can tackle steeper hills and achieve higher speeds more easily.

In addition to the larger motor, the Lectric XP Step-Thru also has a larger 499-watt battery compared to the Jupiter Bike Discovery X7’s 240-watt battery. This means that the Lectric XP Step-Thru can travel further on a single charge than the Jupiter Bike. The front suspension fork of the Jupiter Bike Discovery X7 is made of aluminum alloy, while the Lectric XP Step-Thru has a steel fork. Aluminum is typically lighter and more durable than steel. Therefore, the Jupiter Bike Discovery X7 may offer a smoother ride and be less prone to rust and corrosion.

At $899, the Lectric XP Step-Thru is much cheaper than the $1399 Jupiter Bike Discovery X7, making it a more affordable choice for those on a tight budget.

Overall, the Lectric XP Step-Thru may be a better choice for those who prioritize a powerful motor and a larger battery, as well as a lower price. However, the Jupiter Bike Discovery X7 may be a better choice for those who prioritize a front suspension fork for a smoother ride and more durable materials, despite its higher price. Ultimately, the choice between these two bikes will depend on individual needs and preferences.


Above is our test of the Jupiter Bike Discovery X7. Easy electric-assisted travel is becoming more and more popular. These manufacturers have come up with unique designs of folding electric-assisted bikes that combine portability with the convenience of electric assistance. If you want more information on this type of bike, feel free to take a look at our test about it.

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