Penis Extender Comparison Charts

Penis Extender Website User Rating Reviews
fastsize fastsize.com Review Review
sizegenetics sizegenetics.com Review Review
x4 extender x4extender.com Review Review
proextender proextender.com Review Review
You may also want to consult our FAQ on penis extenders for any answers you seek. See the chart below for a more detailed comparison of the top five devices.

Price Comparison

Criteria FastSize SizeGenetics Pro-Extender X4-Extender
Price $249.99 $350.00 $299.95 $124.99 after $75 SALE!
Bonuses • Tape measure • Spare parts • Travel Pouch • Toiletry Bag • Spare parts • Exercise DVD • Sex positions DVD • Free shipping • Spare parts • Spare parts • Free shipping

Customer Support

Criteria FastSize SizeGenetics Pro-Extender X4-Extender
Instructional DVD Yes Yes Yes Yes
User Manual Yes Yes Yes Yes
Support forums Yes Yes - Yes
Customer support response time Less than 24 hours Less than 24 hours Less than 24 hours Less than 24 hours
Money-Back Guarantee 6 Months 6 Months 6 Months 6 Months

Billing and Payments

Criteria FastSize SizeGenetics Pro-Extender X4-Extender
Secure Payment Yes Yes Yes Yes
Discreet Charges Yes Yes Yes Yes
Payment types • Credit cards • Phone orders • Fax order • Mail orders • PayPal • Wire transfer • Credit cards • Phone orders • Fax order • Mail orders • Credit cards • Phone orders • Fax order • Mail orders • Credit cards • Phone orders • Fax order • Mail orders
Payment plans One time payment ($249.99) One time payment ($350) One time payment ($249.99) or Two-month payment ($159 down payment + $79/month) One time payment ($275)

Shipping and Delivery

Criteria FastSize SizeGenetics Pro-Extender X4-Extender
Shipping cost varies Free varies Free
Shipped on Same day Same day Same day Same day
Order tracking Yes Yes Yes -
Discreet shipping Yes Yes Yes Yes
Delivery Carrier UPS/DHL UPS/DHL UPS/FedEx UPS/FedEx

Other Criteria

Criteria FastSize SizeGenetics Pro-Extender X4-Extender
Approved by Doctors Yes Yes Yes Yes
Medically certified CE Certified Medical Device CE Certified Medical Device CE Certified Medical Device CE Certified Medical Device
Suggested use 2-10 hours per day 2-10 hours per day 2-10 hours per day 2-10 hours per day
Results claimed Gain 30% Gain 1-3 inches Gain 30% Gain 1-3 inches%
Return Percentage Less than 0.5% Less than 0.5% Less than 1% Less than .5%

Penis Extender Results

Criteria FastSize SizeGenetics Pro-Extender X4-Extender
Length Gains Up to 3″ Up to 3″ Up to 3″ Up to 3″
Girth Gains Up to 2″ Up to 2″ Up to 1″ Up to 2″
Speed of gains 1-2 months 1-2 months 1.5-2 months 1-2 months
Erection Enhancement Strong Strong Improved Strong
Stamina Significant Significant Strong Significant
Ejactulation Control Strong Control Strong Control Improved Control Strong Control
Sex Drive Strong Significant Strong Significant

Penis Enlargement Systems

Several extenders are available as a basic or a complete, added-value system. The added-value system usually include other methods such as pills and exercise programs at heavily discounted prices. We’ve compared the top 5 penis enlargement systems below:
Criteria FastSize SizeGenetics Pro-Extender X4-Extender
Full system price $299.99 $389 $329.95 $420.95
Extender device alone? $249.99 $350 $299.95 $124.99 after $75 SALE!
Enlargement pills? - - 1 bottle of VigRx Plus $59.95 -
Sperm volume pills? - - 1 bottle of Semenax $59.95 -
Erection quality monitor device? Included - - -
Other Accessories $98 including… • Post-stretch cream • Moisturizer • Exercise lubricant • Cleaning kit • Roaring Tiger virility - - •X4 Labs Cleansing and Moisturizing Kit for Improved Results •Includes a Specially Designed Girth Edition Base •Exclusive 3-in-1 Hybrid Support System
Enlargement Videos (CDs and DVDs) $36.00 • Instruction CD with exercise book $139.90 • Instruction CD • Penis Exercises • Sex Positions • Sex Massage $39.99 • Penis Exercises $39.99 • Instruction CD • Penis Exercises • Sex Positions
Online memberships - $48.95 • PenisHealth™ - $149.99 • PenisAccess™ • X4L Gift Card
Total value $570.99 $538.85 $459.84 $620.85
Actual cost of total package $299.99 $389.00 $329.95 $420.95
Savings $271.00 $149.85 $129.89 $200.00+

Contact Information

FastSize SizeGenetics Pro-Extender X4-Extender
FastSize, LLC. 101 Columbia #150 Aliso Viejo, CA 92656, USA Lativio LLP. 3A Park LaneBasford, Nottingham NG60DU, UK LEM Inc. 2414 4th Avenue Greeley, CO 80631, USA X4 Labs Inc. 1365 Beaumont Ave. H3P 3H8 Montreal, Canada
extender reviews enlargement devices reviewed
How Extenders Work Extender Device Reviews

highest rated
SizeGenetics 4.14.14.14.1
20 reviews
18 positives  
2 negatives
FastSize 4.34.34.34.3
16 reviews
15 positives  
1 negatives
VigRx Plus 3.83.83.8
12 reviews
11 positives  
1 negatives
Highest Rated By Users