At Glenfiddich only the plain 12 beats its room

Here is the measuring stick, since every verdict below leans on it. For each bottle the model lines up the ten whiskies it reckons closest on flavour and takes their middle price; that is the going rate for the style this week, the room the bottle is standing in. Across its whole range Glenfiddich sits around $137 in the middle, which tells you this is not a cheap shelf. The spread underneath that number is the interesting part.

The plain 12 is the anchor and the bargain. At $80 it comes in about 18% under its room of roughly $98, which for a whisky this widely stocked is a genuinely good price. It is the Speyside house style at its most recognisable: light and easy, pear and apple, a soft cereal sweetness and a raisiny edge from the sherry casks. Nobody will call it complex. At eighteen percent under what its neighbours ask, nobody needs to. If you want the same whisky to last longer, the litre at $111 works out near $78 for every 700 millilitres once you do the sum, so it is a shade cheaper again by volume than the standard bottle, despite the bigger number on the tag.

From there the climb is steep, and the pattern is that the moment Glenfiddich drops the plain age statement the gap opens up. The 14-year-old Bourbon Reserve is $138 against a room near $98, about 41% over. It is a pleasant dram, woody and floral with heather honey, barley and a twist of citrus, but you are paying well clear of its company for it. The Fire & Cane, the rum-cask and lightly smoky one, is $109 against roughly $69, close to 58% over; ripe orchard fruit, a leafy tobacco note, toffee and a wisp of smoke make it the most distinctive bottle here, and also one of the dearest relative to its room. Experiment 02, the Project XX, is $149 against about $96, some 55% over, all ripe spiced fruit and dried citrus with a grassy lift. Good whiskies, every one. Priced like souvenirs.

Then the 23-year-old Grand Cru, which is in a different conversation entirely. At $559 it reads about 125% over the roughly $248 its nearest peers ask. Treat that figure as a direction rather than a precise verdict, because the model struggles to find a tight set of comparisons for a bottle this rare and the match is loose. What is not in doubt is that it is expensive for what the room says, however you cut it. The whisky is sherried and honeyed, toasted oak and orchard blossom with a caramel depth, and it is bought for the occasion, not the arithmetic.

The thing to hold onto is that Glenfiddich is not an expensive distillery being exposed here; it is a very good everyday distillery with an expensive top end. The 12 is one of the best-value widely-stocked single malts on any shelf, and the fact that the house keeps so much pricier stock alongside it does not change that. What the numbers show is where the line falls. Below it, the 12 and its litre, honest Speyside whisky at an honest price. Above it, a series of bottles each selling a slightly different promise, a cask experiment, a wisp of smoke, two decades of age, and each charging for the promise rather than the pour.

For most buyers the decision is therefore made at the bottom of the range, not the top. The specials are genuinely different whiskies and some are lovely, but they are optional in a way the 12 is not, and their prices say so.

So the range sorts itself cleanly. One everyday bottle under its room, and a long tail of specials and older stock priced to match the name on the box.

So, buying. For value and for a house pour, the 12 at $80 is the whole argument, under its room and the Glenfiddich everyone means when they say Glenfiddich; the litre at $111 is the move if you drink enough of it to care about the per-dram cost. For something with more character, the Fire & Cane at $109 is the pick of the specials on flavour, though go in knowing you are paying for it. Leave the 14 at $138 and Experiment 02 at $149 unless the ordinary 12 genuinely is not enough, because neither gives you room value. The Grand Cru 23 at $559 is a trophy and priced like one; buy it for the shelf and the night, not the spreadsheet.

Glenfiddich earns its place at the top of the sales charts with that 12, and this week the numbers back the instinct. Everything above it is you paying for the next idea along.