Comparison guide
Tefal Blendforce+ BL4258KR vs Vitamix Ascent X4: which should you choose?
Tefal Blendforce+ BL4258KR and Vitamix Ascent X4 compared under one framework. One recorded specification difference is Working capacity: 1.4 L on the Vitamix Ascent X4 against 1.25 L on the Tefal Blendforce+ BL4258KR. Specifications and their sources are recorded alongside.
Published: 2026-08-30 · Updated: 2026-09-21
Blenders verdict
Undocumented scoring basis · overall score and upgrade ranking withheld. The table records stored representative configurations; confirm the configuration and price on the merchant page before buying.
- Tefal Blendforce+ BL4258KR: An accessible basic jug blender with a 600W motor, two speeds, pulse, and ice crushing.
- Vitamix Ascent X4: A smart blender with 2.2HP, a 1.4L container, five automatic programs, self-cleaning, and a ten-year warranty.
- Undocumented quality and performance advantages are not ranked
- Specification field coverage (not accuracy): 98%
Choosing between Tefal Blendforce+ BL4258KR and Vitamix Ascent X4 starts with the real use case and the problem to solve, not with which product is newer. No independent laboratory test is implied.
Core specifications on one baseline
| Item | Tefal Blendforce+ BL4258KR | Vitamix Ascent X4 | Delta |
|---|---|---|---|
| Motor power | 600 W Manufacturer official product page · check date not recorded | 1500 W Manufacturer official product page · check date not recorded | +150% |
| Working capacity | 1.25 L Manufacturer official product page · check date not recorded | 1.4 L Manufacturer official product page · check date not recorded | +12% |
| Speed control | 2 Manufacturer official product page · check date not recorded | 10 Manufacturer official product page · check date not recorded | +240% |
| Automatic programs | 0 Manufacturer official product page · check date not recorded | 5 Manufacturer official product page · check date not recorded | Different |
| Pulse | Yes Manufacturer official product page · check date not recorded | Yes Manufacturer official product page · check date not recorded | Same |
| Dishwasher-safe parts | Yes, removable parts Manufacturer official product page · check date not recorded | Yes, removable parts Manufacturer official product page · check date not recorded | Same |
| Blade material | Stainless steel Zelkrom blade Manufacturer official product page · check date not recorded | Laser-cut stainless steel Manufacturer official product page · check date not recorded | Different |
| Warranty | 2 years Manufacturer official product page · check date not recorded | 10 years Manufacturer official product page · check date not recorded | +240% |
| Color | Black | Black Stainless | Different |
| Connectivity | Two-speed rotary control with pulse | Variable speed dial, pulse, five automatic programs | Different |
| Region | KR | KR | Same |
| Model Code | BL4258KR | Ascent X4 | Different |
| Motor Hp | No data | 2.2 | Not comparable |
16 of the 26 values in this table carry a source. The rest have no source on record, which is not the same as being wrong.
How to read Same, Different, No data, Unverified and Not applicable is documented on the configuration-level specification screen. If a condition you require is unknown, withhold the decision and match the exact model, sales region and configuration against the sources on that screen.
Differences recorded in the table
4 fields can be ranked on the same basis, listed by weight.
- Working capacity · Vitamix Ascent X4 1.4 L, Tefal Blendforce+ BL4258KR 1.25 L (+12%)
- Motor power · Vitamix Ascent X4 1500 W, Tefal Blendforce+ BL4258KR 600 W (+150%)
- Speed control · Vitamix Ascent X4 10, Tefal Blendforce+ BL4258KR 2 (+240%)
- Warranty · Vitamix Ascent X4 10 years, Tefal Blendforce+ BL4258KR 2 years (+240%)
The decision axes and the checking order for the whole category are on the Blenders comparison page.
The two products this comparison names
Match the listing against these models first. The recorded-field count is catalogue completeness, not product quality.
- Tefal Blendforce+ BL4258KR · Tefal · model number BL4258KR · released 2017 · recorded fields 13/13
- Vitamix Ascent X4 · Vitamix · model number Ascent X4 · released 2024 · recorded fields 13/13
Fields the two products share
4 recorded fields hold the same value for both stored representative configurations, so nothing in this list separates them.
- Pulse · Yes
- Dishwasher-safe parts · Yes, removable parts
- Region · KR
- Motor Hp · No data
Who should choose Tefal Blendforce+ BL4258KR
Tefal Blendforce+ BL4258KR leads no field in the table, so choose it on price and purchase terms. An accessible basic jug blender with a 600W motor, two speeds, pulse, and ice crushing.
Who should choose Vitamix Ascent X4
Vitamix Ascent X4 leads the table on Working capacity, Motor power, Speed control, Warranty. A smart blender with 2.2HP, a 1.4L container, five automatic programs, self-cleaning, and a ten-year warranty.
How to read price and purchase availability
No merchant link is shown: neither product has an approved listing whose name and configuration match the catalogue, and AsKrs does not guess a destination.
- Tefal Blendforce+ BL4258KR · No verified purchase link currently available
- Vitamix Ascent X4 · No verified purchase link currently available
This comparison is built from published specifications and stored representative configurations. The use context, configuration checks, switching costs, and the scope and limits for Blenders are documented on the Blenders comparison page.