Women
Women Bike Size Chart + Calculator
Find your bike size by height & inseam
A women bike size chart is best used as a starting point, because there is no universal industry standard for bike sizing. Recommendations vary by manufacturer, model, and riding discipline.
Find your perfect size
Master size chart
The recommended row is highlighted automatically.
| Road frame size (cm) | Size label (approx) | Rider height (cm) | Rider height (ft/in) | Inseam (cm) | Inseam (in) |
|---|---|---|---|---|---|
| 47-49 | XXS / XS | 150-158 | 4'11"-5'2" | 70-73 | 27.6"-28.7" |
| 49-51 | XS / S | 158-163 | 5'2"-5'4" | 73-76 | 28.7"-29.9" |
| 51-53 | S | 163-168 | 5'4"-5'6" | 76-79 | 29.9"-31.1" |
| 53-55 | S / M | 168-173 | 5'6"-5'8" | 79-82 | 31.1"-32.3" |
| 55-56 | M | 173-178 | 5'8"-5'10" | 82-84 | 32.3"-33.1" |
| 56-58 | M / L | 178-183 | 5'10"-6'0" | 84-87 | 33.1"-34.3" |
| 58-60 | L | 183-188 | 6'0"-6'2" | 87-90 | 34.3"-35.4" |
| 60-62 | XL | 188-193 | 6'2"-6'4" | 90-93 | 35.4"-36.6" |
| 62+ | XXL | 193+ | 6'4"+ | 93+ | 36.6"+ |
| Size (letters) | Rider height (ft/in) | Rider height (cm) | Inseam (in) | Inseam (cm) | Traditional frame size (approx) |
|---|---|---|---|---|---|
| XS | 4'9.9"-5'1" | 145-155 | 27"-29" | 69-73 | ~33-36 cm (13"-14") |
| S | 5'1"-5'5" | 155-165 | 29"-31" | 74-78 | ~35-40 cm (14"-16") |
| M | 5'5"-5'9" | 165-176 | 31"-33" | 79-83 | ~40-47 cm (16"-18.5") |
| M/L | 5'8"-5'11" | 173-180 | 32"-34" | 81-86 | ~42-47 cm (16.5"-18.5") |
| L | 5'10"-6'2" | 177-188 | 33"-35" | 84-89 | ~44-52 cm (17"-20.5") |
| XL | 6'2"-6'5" | 188-195 | 35"-36" | 89-91 | ~49-56 cm (19"-22") |
| 2XL | 6'5"-6'8" | 195-203 | 36"-38" | 91-97 | ~56+ cm (22"+) |
| Height (ft/in) | Height (cm) | Freestyle: wheel | Freestyle: TT (in) | Race: category | Race: TT (in) |
|---|---|---|---|---|---|
| 12" | 11.5"-13" | Micro (<=4'4") | 15"-16.5" | ||
| 14" | 12.8"-15" | Micro (<=4'4") | 15"-16.5" | ||
| 16" | 14.5"-17" | Micro (<=4'4") | 15"-16.5" | ||
| 18" | 17"-18.5" | Mini (4'2"-4'10") | 16"-17.5" | ||
| 20" | 18"-20" (XS) | Junior (4'6"-5'1") | 17"-18.5" | ||
| 20" | 20"-20.25" (XS-Small) | Expert (5'0"-5'4") | 18.5"-19.5" | ||
| 20" | 20"-20.5" (Small-Medium) | Pro (5'3"-5'8") | 20"-20.5" | ||
| 20" | 20.25"-21" (Medium-Large) | Pro XL (5'7"-6'0") | 20.5"-21.25" | ||
| 20" | 20.75"+ (Large-XL) | Pro XXL (>=6'0") | 21.25"-22" |
| Height (ft/in) | Height (cm) | Size (letters) | Frame (in) | Frame (cm) |
|---|---|---|---|---|
| 148–158 | 4'10"–5'2" | XS | 13"–14" | 33–37 |
| 158–168 | 5'2"–5'6" | S | 15"–16" | 38–42 |
| 168–178 | 5'6"–5'10" | M | 17"–18" | 43–47 |
| 178–185 | 5'10"–6'1" | L | 19"–20" | 48–52 |
| 185–193 | 6'1"–6'4" | XL | 21"–22" | 53–57 |
| 193–198 | 6'4"–6'6" | XXL | 23"–24" | 58–61 |
| Frame size (cm) | Alpha (approx) | Height (cm) | Height (ft/in) | Inseam (cm) | Inseam (in) |
|---|---|---|---|---|---|
| 43/45 | XXS | 145-152 cm | 4'9"-5'0" | 67-71 cm | 26-28 in |
| 47/48 | XS | 152-168 cm | 5'0"-5'5" | 71-75 cm | 28-30 in |
| 51 | S | 168-173 cm | 5'5"-5'8" | 75-77 cm | 30-30 in |
| 54 | M | 173-178 cm | 5'8"-5'10" | 76-82 cm | 30-32 in |
| 56 | M/L | 178-183 cm | 5'10"-6'0" | 81-85 cm | 32-33 in |
| 58 | L | 183-188 cm | 6'0"-6'2" | 84-87 cm | 33-34 in |
| 61 | XL | 188-196 cm | 6'2"-6'5" | 87-91 cm | 34-36 in |
| Height (cm) | Height (ft/in) | Typical wheel | Typical size | Geometry guide (examples) | Inseam check |
|---|---|---|---|---|---|
| 135-155 cm | 4'5"-5'1" | 24" | "24" / Kids | TT ~20"-22" | Check geometry standover and aim for inseam - standover ~= 5 cm |
| 150-175 cm | 4'11"-5'7" | 24" | (varies) | TT ~20"-22.7" | Same: inseam - standover ~= 5 cm |
| 155-170 cm | 5'1"-5'7" | 26" | Short / S | Reach ~410-415; standover ~710-715 mm | Confirm with standover (2" rule) |
| 170-210 cm | 5'7"+ | 26" | Long / L | Reach ~425-435; standover ~710-715 mm | Confirm with standover (2" rule) |
| 160-185 cm | 5'3"-6'1" | 26" | (varies) | TT ~21"-24.5" | Same: inseam - standover ~= 5 cm |
| Frame size (cm) | Size label | Height (cm) | Height (ft/in) | Inseam (cm) | Inseam (in) | Frame size (in) |
|---|---|---|---|---|---|---|
| 47-49 | XS | 150-160 cm | 4'11"-5'3" | 65-70 cm | 26-28 in | 18.5"-19.3" |
| 50-52 | S | 160-170 cm | 5'3"-5'7" | 70-75 cm | 28-30 in | 19.6"-20.4" |
| 53-54 | M | 170-175 cm | 5'7"-5'9" | 76-80 cm | 30-31 in | 20.8"-21.2" |
| 55-56 | L | 176-182 cm | 5'9"-6'0" | 80-85 cm | 31-33 in | 21.6"-22.0" |
| 57-59 | XL | 183-190 cm | 6'0"-6'3" | 85-90 cm | 33-35 in | 22.4"-23.2" |
| 60-62 | XXL | 190-205 cm | 6'3"+ | 90-110 cm | 35-43 in | 23.6"-24.4" |
A women bike size chart is best used as a starting point, because there is no universal industry standard for bike sizing. Recommendations vary by manufacturer, model, and riding discipline.
Measuring your height (3 steps)
- Set up: Take off your shoes. Stand with your back against a flat wall, looking straight ahead. Keep your posture tall; heels (and ideally hips/upper back) touching the wall.
- Mark it: Place a hardcover book or a set square on top of your head, level, and slide it until it touches your crown. Mark the wall where the bottom edge of the book meets it.
- Measure: Use a tape measure from the floor to the mark. Repeat 2–3 times and use the most consistent value.
Measuring your inseam (for bike sizing) (3 steps)
- Simulate the saddle: Barefoot, stand with your back to the wall. Put a book between your legs and push it up firmly into your crotch with pressure similar to a bike saddle. Keep the book level.
- Mark it: Without moving the book, mark the wall at the height of the book’s top edge (the edge pressing into your crotch).
- Measure: Measure from the floor to that mark. Repeat 2–3 times and use the average or the most repeatable value.
Tips and recommendations
Start with height, then refine with inseam if you are between sizes or your proportions differ. Most sizing tools combine height and inner leg length to recommend a frame size.
Women Bike Size Chart: Road, Mountain & Hybrid Frame Sizes
Step 1: Start with height (then refine with inseam). Most charts begin with rider height. If you are between sizes or have proportionally shorter/longer legs, adding inseam helps refine the choice. Bike sizing tools commonly use height and inner leg length together to recommend a frame size.
Women’s road bike size chart (by height)
Use this as a general guide for women’s road frames (XXS-L and ~44-57 cm).
| Size | Height | Inseam |
|---|---|---|
| XS | 148-160 cm | 68-74 cm |
| S | 160-170 cm | 72-78 cm |
| M | 170-180 cm | 76-84 cm |
| L | 180-188 cm | 82-90 cm |
| XL | 188-198 cm | 88-96 cm |
Women’s mountain bike size chart (by height)
Mountain bikes are commonly sized in inches and/or XS-L.
| Rider height | Suggested frame size | Suggested size |
|---|---|---|
| 4ft 10in - 5ft 2in (148-158 cm) | 13-14 in | XS |
| 5ft 2in - 5ft 6in (158-168 cm) | 15-16 in | S |
| 5ft 6in - 5ft 10in (167-178 cm) | 17-18 in | M |
| 5ft 10in - 6ft 1in+ (178-185 cm+) | 19-20 in | L |
Women’s hybrid bike size chart (by height)
Hybrids often follow MTB-style sizing bands (inches / XS-L).
| Rider height | Suggested frame size | Suggested size |
|---|---|---|
| 4ft 10in - 5ft 2in (148-158 cm) | 13-14 in | XS |
| 5ft 2in - 5ft 6in (158-168 cm) | 15-16 in | S |
| 5ft 6in - 5ft 10in (168-178 cm) | 17-18 in | M |
| 5ft 10in - 6ft 1in+ (178-185 cm+) | 19-20 in | L |
Step 2: Confirm fit with 3 quick checks
1) Measure inseam correctly
REI’s quick method: stand against a wall (with cycling shoes if you will ride in them), place a book between the legs like a saddle, mark the top edge, then measure to the floor.
2) Check stand-over height (but do not rely on it alone)
REI notes you cannot use stand-over clearance as the only fit metric; reach and upper-body position matter too.
3) Check reach / upper-body comfort (ETT matters)
Effective top tube (ETT) is a useful second data point for dialing in reach and comfort, especially when comparing different brands’ same-size frames.
Do I need a women’s-specific bike?
Not always. Many riders are comfortable on unisex frames, while others prefer women’s models due to touchpoints (saddle, bar width, crank length) and access to smaller sizes. Some brands (like Liv) use women-focused geometry, while many manufacturers have moved toward more gender-neutral designs that can be adapted.
FAQs
What size women’s bike do I need?
Start with a women bike size chart based on your height (road: cm sizing; MTB/hybrid: inches or XS-L), then confirm fit with inseam, stand-over, and reach checks.
Is there a universal women’s bike sizing standard?
No. Recommended sizes vary across manufacturers, models, and disciplines, so always verify with the brand’s chart for the exact bike.
How do I measure inseam for bike sizing?
Use the book-and-wall method (book between legs, mark the top, measure to floor). Repeat a couple of times for accuracy.
If I’m between sizes, should I size up or down?
Try both if possible and choose what feels more comfortable; proportions matter (shorter legs can make stand-over more important).
Are women’s bikes different from unisex bikes?
Sometimes. Women’s models may add women-specific finishing kit and offer smaller sizes; some brands design geometry around women’s body-dimension data.
Is stand-over clearance the most important fit factor?
It is important for confidence and safety, but you cannot rely solely on stand-over; reach and upper-body position also matter.
What does 54cm mean on a women’s road bike?
It is a common way road frames are labeled, but the same number can fit differently across brands; use the brand chart and consider reach and ETT.
Why do some brands ask for height and inseam?
Height alone misses body proportions. Some sizing tools compare height-to-inner-leg ratios to recommend a better size match.
Can I fix a slightly wrong size with adjustments?
Small changes can help, but the frame size is fixed, so start with the right ballpark size first.
Should I get a professional bike fit?
Consider a professional fit, especially for road bikes or expensive purchases, because it personalizes sizing to your anatomy and goals.