If you want the lighter, simpler cordless stick with a de-tangling cleaner head and a handheld conversion for cars, stairs and upholstery, get the Dyson V8 SV25 in Silver/Nickel; if you want the heavier, more automated whole-home cordless with dirt-sensing auto-boost, a bending wand and odor control, get the Shark Stratos IZ862H in Ash Purple. The V8 (SV25, UPC 885609027319) is listed at 115AW with 2 power modes, up to 40 minutes of runtime with up to 5 minutes in MAX mode, a Motorbar cleaner head with hair-removal vanes, a Hair screw tool with a conical brush bar, a Combination tool and Crevice tool, a 0.14-gallon bin, HEPA filtration, 21.6 volts, a 5-hour charge time and 5.6 pounds. The Stratos IZ862H (UPC 622356588188) counters with Clean Sense IQ infrared dirt detection that automatically boosts power, DuoClean PowerFins HairPro twin brushrolls with a self-cleaning brushroll, MultiFLEX bending wand, Odor Neutralizer Technology, an LED display with 3 suction levels, up to 60 minutes of runtime in ECO mode measured at the hand vacuum, a 0.72-quart cup, HEPA filtration with Anti-Allergen Complete Seal, 25.2 volts, a 210-minute charge time and 8.9 pounds. On 09/15/2026 the Dyson Amazon listing showed a Buy New variant block for ASIN B09YS9N7H2 with Add to cart and Buy Now shipping from and sold by Rockledge Hardware, plus a nearby block at $395.86 In Stock sold by Rockledge Hardware and ships from Amazon Fulfillment; the Shark Amazon listing showed a Buy New variant block for ASIN B0B5JMNGNQ with Add to cart and Buy Now shipping from and sold by Amazon.com. Confirm the live price and seller before deciding.
Choose by your situation
| Situation | Model to consider | Main tradeoff |
|---|---|---|
| You carry the vacuum up stairs, clean cars and upholstery, and want the lightest body with simple two-mode control | Dyson V8 SV25 | Shorter headline runtime (40 minutes, 5 in MAX), smaller 0.14-gallon bin, 5-hour recharge, and a listing with conflicting warranty lines (2-year limited in the description versus 1-year in the details table). |
| You want longer ECO runtime, automatic dirt response, under-furniture reach and odor control for a larger mixed-floor home with pets | Shark Stratos IZ862H | Heavier 8.9-pound body, longer 210-minute recharge, only a Crevice Tool and Anti-Allergen Brush in the box, and odor-neutralizer cartridges plus filters as ongoing consumables to confirm. |
Power, bin and handling, side by side
| Criterion | Dyson V8 SV25 | Shark Stratos IZ862H |
|---|---|---|
| Cleaning system and modes | 115AW, 2 power modes; Motorbar head deep-cleans all floor types while hair-removal vanes clear wrapped long and pet hair from the brush bar as you clean | HyperVelocity Plus suction; Clean Sense IQ infrared sensor auto-boosts power with up to 50 percent better dirt pickup versus ECO mode, with an indicator showing when floors read clean; 3 suction levels on an LED display |
| Hair and floor mechanism | Hair screw tool with conical brush bar for upholstery and pet beds; converts to handheld for cars, stairs and upholstery; Combination tool and Crevice tool included | DuoClean PowerFins HairPro twin brushrolls dig into carpet and engage hard floors every pass; self-cleaning brushroll avoids hair wrap; Crevice Tool and Anti-Allergen Brush included |
| Runtime and charging | Up to 40 minutes (up to 5 minutes in MAX); actual runtime varies by mode, dust, floor and attachment; 5-hour charge time; trigger-button control | Up to 60 minutes in ECO mode measured at the hand vacuum; 210-minute charge time; removable battery charges anywhere; push-button with touch control |
| Bin, filtration and reach | 0.14-gallon bin (about 0.56 quarts); HEPA filter; all floors; wall dock and charger included | 0.72-quart cup; HEPA filter with Anti-Allergen Complete Seal trapping over 99.9 percent of dust, allergens and odor at 0.3 microns per ASTM F1977; MultiFLEX wand bends under furniture and folds for freestanding storage; 10-inch cleaning path |
| Weight, noise and electrics | 5.6 pounds; 80 dB; 21.6 volts, 500 watts, 8 A; 9.84 by 8.7 by 49.45 inches | 8.9 pounds; 80 dB; 25.2 volts, 309 watts, 12.26 A; 13.78 by 10.24 by 51.18 inches |
| Standing on Amazon | 4.2 out of 5 stars across 3,951 ratings; 100+ bought in past month; #8 in Stick Vacuums and Electric Brooms | 4.1 out of 5 stars across 6,285 ratings; 400+ bought in past month; Style Stratos with Clean Sense IQ |
Dyson V8 SV25: the lighter grab-and-convert pick
The Dyson V8 SV25 in Silver/Nickel suits smaller homes, stairs and car duty. Attribute to mechanism to consequence: the Motorbar head's hair-removal vanes clear wrapped hair during passes, so long-hair and pet-hair sessions interrupt less often; the conical Hair screw tool concentrates agitation on upholstery and pet beds, so sofas and car seats clean faster than with a bare crevice nozzle; one-click handheld conversion plus the wall dock keeps the loop of grab, clean and store short. Its limits are stamina and capacity: headline runtime falls to minutes in MAX, the 0.14-gallon bin (about 0.56 quarts, smaller than the Shark's 0.72 quarts) fills sooner on fur-heavy jobs, recharge takes 5 hours, and the listing conflicts on warranty, stating a 2-year limited warranty with lifetime Dyson support in the description while the details table lists a 1-year manufacturer warranty description, so confirm coverage with the seller. The Amazon US page observed on 09/15/2026 showed a Buy New variant block for exact ASIN B09YS9N7H2 with quantity selector, Add to cart and Buy Now shipping from and sold by Rockledge Hardware, and a nearby block at $395.86 In Stock sold by Rockledge Hardware and ships from Amazon Fulfillment with delivery September 22; another block said to add the item to cart to see product details and listed no featured offers, so confirm the live price at checkout.
Shark Stratos IZ862H: the automated whole-home pick
The Shark Stratos IZ862H in Ash Purple suits larger mixed carpet and hard-floor homes with pets and odor sensitivity. Attribute to mechanism to consequence: the Clean Sense IQ infrared sensor detects dirt you cannot see and raises power automatically, so you switch modes less while heavily soiled stretches still get extra passes; the twin-roll DuoClean PowerFins HairPro head digs into carpet with one roll while engaging hard floors with the other, so one head covers both surfaces without swapping; the MultiFLEX wand bends to reach under furniture and folds over for compact freestanding storage, so reach and storage stay easy in tight rooms; Odor Neutralizer Technology guards against debris odor inside the machine, so pet homes smell fresher between empties. Its limits are bulk and upkeep: 8.9 pounds against the Dyson's 5.6, a 210-minute recharge, only two accessories in the box, and cartridges plus filters as repeat consumables whose exact part and interval need seller confirmation. The Amazon US page observed on 09/15/2026 showed a Buy New variant block for exact ASIN B0B5JMNGNQ with quantity selector, Add to cart and Buy Now shipping from and sold by Amazon.com; a separate block showed $499.00 with Only 1 left sold by MBM Sales and ships from Amazon Fulfillment, so confirm the live seller and price. The details table lists a 5-year limited manufacturer warranty description, with warranty requests routed through customer service.
Where to check the exact variants
Compare the Dyson V8 SV25, Silver/Nickel, Style V8 (B09YS9N7H2) (observed 4.2 stars over 3,951 ratings, 100+ bought in past month; variant-block buy box with Add to cart shipping from and sold by Rockledge Hardware; nearby $395.86 In Stock block sold by Rockledge Hardware ships from Amazon Fulfillment) against the Shark Stratos IZ862H, Ash Purple, Stratos with Clean Sense IQ (B0B5JMNGNQ) (observed 4.1 stars over 6,285 ratings, 400+ bought in past month; variant-block buy box with Add to cart shipping from and sold by Amazon.com). As an Amazon Associate I earn from qualifying purchases. Homes that prize light weight and handheld conversion should favor the V8; homes that prize longer ECO runtime, automatic dirt response, bend-to-reach storage and odor control should favor the Stratos IZ862H.