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Vitamix

Vitamix Ascent X4 Blender 48 oz

  • Capacity: 48 fl oz
  • Wattage: 1500 watts
  • Number of Speeds: 10
  • Container Material: Plastic

Last refreshed Jun 13, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

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ASIN: B0D9ZVZWKXModel: Ascent X4Category: Countertop Blenders

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Overview

Professional-grade countertop blender with a 2.2-horsepower motor, five automatic blending programs, and a 48 oz self-detect container that pairs settings automatically with the base.

Built on Vitamix's metal drive system, the Ascent X4 adds a self-cleaning cycle, a touchscreen with a tamper-use indicator, and the ability to extend any program by 15 seconds. The preset smoothie program can whip in more air than some buyers prefer, in which case manual control gives a denser result.

  • 2.2 HP motor with laser-cut stainless steel blades
  • Five automatic blending programs plus manual control
  • 60-second self-cleaning cycle
  • 10-year limited warranty

Who it's for

Cooks who blend daily, work with frozen fruit or ice regularly, and want a machine expected to last for years. Less suited to buyers who only blend occasionally and don't need programmable presets.

Pros and cons

Pros
  • Handles frozen fruit, ice, and nut butters without stalling
  • Self-cleans in under a minute
  • Five presets plus manual variable speed control
Cons
  • Tamper feels hollow and less durable than the base
  • Smoothie preset can add more air than blending manually
  • Tamper-use icon doesn't always trigger when needed
  • Premium price versus non-programmable blenders

Performance notes

The stainless steel blades and 2.2 HP motor process frozen bananas, avocado, and ice without stalling, and the self-cleaning program clears the container in under a minute with warm water and dish soap. A tamper is included for pushing thick mixtures into the blades during manual runs.

Specifications

BrandVitamix
ModelAscent X4
Dimensions & fit
Item Dimensions D x W x H9.7 × 7.8 × 17 inches
Capacity & performance
Capacity48 fl ozlower than 52% of 72 countertop blenders
Number of Speeds10
Power & efficiency
Wattage1500 wattshigher than 66% of 100 countertop blenders
Power SourceCorded Electric
Voltage120 volts
Construction & materials
Container MaterialPlastic
Blade MaterialStainless Steel
MaterialZinc
ColorBrushed Stainless
Warranty & support
Warranty Description10 years
Warranty TypeFull
Other details
Container Count1
Is the item dishwasher safeYes
Control TypeTouch
Part Number073494
StyleCountertop Blenders
Recommended Uses For ProductBlending, Grinding
Other Special Features of the ProductBlends

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Frequently asked questions

How many blending programs does the Ascent X4 have?

Five, covering smoothies, frozen desserts, soups, frozen cocktails, and dips and spreads.

What size container comes with it?

A 48 oz BPA-free container that pairs with the base automatically via self-detect technology.

Is the container dishwasher safe?

Yes, and it also cleans in under a minute using the built-in self-cleaning program with warm water and dish soap.