Sixian and Hailu Hakka: What Is the Difference

Sixian and Hailu are not two accents of the same language. They are separate Hakka dialects, and the difference hits you in a single syllable: co, ‘to sit’. In Sixian it holds a high, flat tone. In Hailu the same word drops at the end. Cross from a Sixian-speaking township into a Hailu-speaking one and the street speech changes register immediately. The two varieties carry different tone inventories, different sandhi rules, and different histories tracing back to separate sending areas in eastern Guangdong. That one-syllable test is the quickest diagnostic for figuring out which Hakka you are hearing.

Origins And Migration Layers

Sixian Hakka came to Taiwan with migrants from Jiaying prefecture, the area around present-day Meizhou. This migration layer is older, larger, and numerically dominant. Hailu Hakka arrived later from the Haifeng-Lufeng origin region, a coastal strip east of the Pearl River Delta. The sending areas sit only about 200 kilometres apart. The linguistic distance between the two dialects is substantial. A Sixian speaker who has never been exposed to Hailu will catch perhaps 60% of a Hailu conversation on first hearing. The reverse is not symmetrical. Hailu speakers in Taiwan grow up hearing Sixian on television, in schools, and in public signage, so their passive comprehension of Sixian is much higher. This asymmetry shapes the whole media landscape.

Geographic Distribution

Sixian dominates the Hakka heartlands of Miaoli County and the Liudui settlements of southern Taiwan. Hailu is concentrated in Hsinchu County, particularly the townships of Hukou and Xinpu, with smaller pockets in parts of Taoyuan. In Miaoli City or Meinong, the street language is overwhelmingly Sixian. Near Xinpu’s ancestral halls, Hailu is what you will hear. The two dialects do not mix naturally in daily speech. Bilingual Hakka speakers switch between them depending on the interlocutor, not within the same sentence.

Sixian has a tone inventory size of six citation tones. The system retains the three entering tones -p -t -k that Mandarin discarded, which means Sixian can still reproduce classical poetry and surname pronunciations with the stop finals intact. The tones are: high-level (55), low-falling (21), low-level (11), mid-rising (24), and two entering tones, one high (5) and one low (2). The sandhi rule count is low relative to other Sinitic languages. Sixian applies tone sandhi in only two environments: when a low-falling tone precedes another low-falling tone, it becomes high-level, and when a low-level tone precedes a high-level tone, it becomes mid-rising. That is it. A learner who memorises the citation tones and these two rules can produce comprehensible Sixian without much further phonological machinery. The simplicity of the sandhi system is one reason Sixian was chosen as the basis for Hakka TV standardised Sixian and for the Hakka Affairs Council certification tests.

Hailu has seven citation tones, a tone inventory size one larger than Sixian. The additional tone is a low-rising contour (13) that has no counterpart in Sixian. The seven tones are: high-level (55), high-falling (53), low-falling (31), low-rising (13), mid-level (33), and two entering tones, high (5) and low (2). The entering-tone retention is the same as Sixian, with all three stop finals preserved. The sandhi rule count is much larger. Hailu applies tone sandhi in at least six environments, including a rule that changes a low-falling tone to a high-level tone before another low-falling tone, a rule that raises a mid-level tone before a high-level tone, and a rule that flattens a high-falling tone before an entering tone. The sandhi patterns make Hailu sound more alien to a Sixian speaker than the tone chart alone would suggest. A Sixian listener hears Hailu words shifting contours in positions where Sixian would keep the citation tone unchanged. That constant movement creates the impression of a faster, more complex rhythm.

Literary-Layer Retention

Hailu also preserves more of the literary-layer retention from older Hakka reading traditions. Certain consonants that have merged in Sixian remain distinct in Hailu. The initials zh, ch, sh in Hailu correspond to z, c, s in Sixian. A word like ‘knowledge’ is zhī-sít in Hailu but zī-sít in Sixian. This conservative phonology gives Hailu a reputation for sounding more ‘bookish’ or formal, though that judgment is a social one, not a linguistic measure of any variety being ‘better’.

The Jiaying prefecture Hakka migrants who brought Sixian to Taiwan crossed the strait in several waves between the late 17th and early 19th centuries. Jiaying prefecture, renamed Meizhou in the 20th century, was the administrative centre of eastern Guangdong Hakka country. The migrants arrived at ports like Lukang and Tamsui, then pushed inland to the foothills that Han farmers from Quanzhou and Zhangzhou had not already claimed. The Sixian they spoke was already a prestige variety in the sending area, used in local academies and lineage records. In Taiwan, that prestige carried over. When the Japanese colonial administration conducted linguistic surveys in the early 20th century, they recorded Sixian as the majority Hakka speech across the western plains and the southern settlements. That numerical advantage, combined with the simpler sandhi system, made Sixian the natural candidate when Taiwan’s Hakka language policy began to centralise in the 2000s.

Haifeng-Lufeng Origin

The Hailu migration stream from the Haifeng-Lufeng origin region began later, peaking in the mid-19th century. Haifeng and Lufeng are coastal counties with a different linguistic ecology from inland Jiaying. The local Hakka variety there had absorbed features from the neighbouring Minnan and Teochew dialects, including the seventh tone and the expanded sandhi rules. When Hailu speakers arrived in Taiwan, they settled in areas that Sixian speakers had not yet occupied, primarily the windy, less fertile terraces of northwestern Hsinchu. The geographic separation reinforced the linguistic distance. For more than a century, a Hailu speaker in Xinpu might never meet a Sixian speaker from Miaoli. That isolation ended with roads, radio, and eventually television.

Mutual intelligibility between Sixian and Hailu is asymmetric. A Hailu-dominant speaker in Hsinchu understands Sixian broadcast speech with minimal effort, because Sixian is the default for Hakka TV standardised Sixian programming and for most Hakka Affairs Council certification materials. A Sixian-dominant speaker in Miaoli struggles with Hailu unless they have had specific exposure. The gap is not huge, perhaps 70% comprehension on a news broadcast, but it drops sharply in rapid conversation or when speakers use dialect-specific vocabulary. The Taiwan Hakka media dialects landscape reflects this asymmetry. Hakka TV uses Sixian as its primary broadcast variety, with Hailu appearing in designated regional segments and in some drama productions. FORMOSA Hakka Radio runs separate Sixian and Hailu programming blocks, and some local stations in Hsinchu broadcast primarily in Hailu. No broadcaster mixes the two dialects within a single programme without explicitly framing it as a bilingual segment.

What This Means For Visitors

If you are learning Hakka for travel in Taiwan, choose Sixian unless your itinerary is concentrated in Hsinchu County. The language materials available, the radio stations you can tune to, and the people you will meet in Miaoli and the south all skew heavily Sixian. If you are specifically visiting Xinpu or Hukou, learn the Hailu test word for ‘to sit’, the co vs co tone contour distinction, and at least the seven-tone inventory. A few phrases in the local dialect, even badly pronounced, will get a warmer reception than standard Sixian in a Hailu village.